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Comment Search results for posted by armando :
List Comments Posted in the Last:
Difficulty: 3 of 5Under Goldiolics (in Just Math)
Posted on 2018-03-30 (6 Comments)
re(2): one possible strategy by armando (2018-03-31 03:26:21)
one possible strategy by armando (2018-03-30 09:48:37)
Difficulty: 3 of 5Under Comb(k,2) (in Numbers)
Posted on 2018-03-29 (4 Comments)
re: Solution with proof by armando (2018-03-30 09:00:46)
Difficulty: 2 of 5Under One square implies many (in Sequences)
Posted on 2018-03-28 (6 Comments)
quite easy solution for integers by armando (2018-03-28 12:46:26)
Difficulty: 2 of 5Under Boxed Parabolas (in Geometry)
Posted on 2018-03-24 (4 Comments)
re: Easy way by armando (2018-03-28 09:57:22)
Harder way? by armando (2018-03-27 16:29:27)
Difficulty: 2 of 5Under Not enough information! (in Science)
Posted on 2018-03-23 (7 Comments)
two errors by armando (2018-03-24 15:01:05)
spoiler of precedent post by armando (2018-03-24 09:33:47)
No Subject by armando (2018-03-23 18:18:17)
Difficulty: 3 of 5Under Colored beads (in Just Math)
Posted on 2018-03-21 (2 Comments)
Some solutions by armando (2018-03-21 10:45:42)
Difficulty: 2 of 5Under Quasi-Fibonacci (in Numbers)
Posted on 2018-03-19 (2 Comments)
ummh by armando (2018-03-19 10:56:21)
Difficulty: 4 of 5Under Three squares imply the fourth (in Just Math)
Posted on 2018-03-18 (2 Comments)
How it goes by armando (2018-03-21 17:31:18)
Difficulty: 2 of 5Under Starting with 1,2,3 (in Sequences)
Posted on 2018-03-17 (1 Comments)
how think this sequence could go by armando (2018-03-17 12:00:21)
Difficulty: 4 of 5Under 3x3 magic square of squares (in Numbers)
Posted on 2018-03-16 (1 Comments)
one solution by armando (2018-03-16 18:59:52)
Difficulty: 3 of 5Under six and thirteen (in Numbers)
Posted on 2018-03-15 (8 Comments)
contribution to different ways by armando (2018-03-16 04:51:44)
Difficulty: 4 of 5Under Seven given - the eighth TBD (in Sequences)
Posted on 2018-03-14 (6 Comments)
re(4): a possible one READ B4 SOLVING by armando (2018-03-16 10:45:10)
Some Thoughts re(2): a possible one by armando (2018-03-14 16:45:38)
a possible one by armando (2018-03-14 12:27:48)
Difficulty: 2 of 5Under A Really Weird Math Problem (in Numbers)
Posted on 2018-03-12 (4 Comments)
Solution by armando (2018-03-12 11:14:39)
Difficulty: 3 of 5Under Q: ?hat letter is missing? (in Numbers)
Posted on 2018-03-11 (1 Comments)
Only guess by armando (2018-03-11 09:30:43)
Difficulty: 2 of 5Under An atom of atom (in Numbers)
Posted on 2018-03-10 (1 Comments)
Solution by armando (2018-03-10 09:43:17)
Difficulty: 3 of 5Under Summing the factors (in Numbers)
Posted on 2018-03-08 (2 Comments)
re: a solution by armando (2018-03-09 03:42:06)
Difficulty: 2 of 5Under Sliders (in Word Problems)
Posted on 2018-03-06 (1 Comments)
Solution? by armando (2018-03-06 09:34:17)
Difficulty: 2 of 5Under Past and present (in Logic)
Posted on 2018-03-05 (3 Comments)
A lot of solutions by armando (2018-03-05 07:57:13)
Difficulty: 2 of 5Under A palindromic equation (in Numbers)
Posted on 2018-03-04 (3 Comments)
solution by armando (2018-03-04 13:00:04)
Difficulty: 4 of 5Under Hill's data (in Numbers)
Posted on 2018-03-03 (6 Comments)
re(2): A call for Hills by armando (2018-03-03 09:56:39)
A call for Hills by armando (2018-03-03 09:33:23)
Difficulty: 3 of 5Under The Truman Show (in Geometry)
Posted on 2018-03-02 (4 Comments)
Adjusting results by armando (2018-03-03 04:26:51)
Difficulty: 3 of 5Under Square products (in Just Math)
Posted on 2018-02-27 (3 Comments)
re(2): computer exploration / thoughts by armando (2018-03-01 05:09:23)
Difficulty: 3 of 5Under 4 digit number derived from a single digit (in Numbers)
Posted on 2018-02-26 (3 Comments)
Solution (spoiler) by armando (2018-02-26 08:41:13)
Difficulty: 2 of 5Under Completing a triplet (in Numbers)
Posted on 2018-02-24 (5 Comments)
re(3): "as expected" by armando (2018-02-25 03:36:29)
re: computer findings by armando (2018-02-24 16:38:28)
Difficulty: 3 of 5Under Three, three and the key (in Cryptography)
Posted on 2018-02-23 (2 Comments)
Solution by armando (2018-03-08 04:01:36)
Some Hints by armando (2018-02-24 03:54:36)
Difficulty: 3 of 5Under A quote and its source (in Word Problems)
Posted on 2018-02-21 (1 Comments)
Solution by armando (2018-02-21 11:11:56)
Difficulty: 2 of 5Under A state of a State (in General)
Posted on 2018-02-19 (7 Comments)
on first sight by armando (2018-02-19 07:57:00)
Difficulty: 3 of 5Under Four fours (in Numbers)
Posted on 2018-02-14 (6 Comments)
Contribution by armando (2018-02-14 16:49:24)
Difficulty: 2 of 5Under Choosing the right number (in Numbers)
Posted on 2018-02-13 (6 Comments)
re: Not feeling literal by armando (2018-02-14 02:15:09)
Easy, isn't it? by armando (2018-02-13 09:59:31)
Difficulty: 3 of 5Under Using nine positive digits (in Numbers)
Posted on 2018-02-11 (3 Comments)
search for a algorithm by armando (2018-02-14 10:28:58)
Difficulty: 3 of 5Under En francais seulement ! (in Numbers)
Posted on 2018-02-09 (3 Comments)
ummm 2 by armando (2018-02-10 05:05:25)
Difficulty: 3 of 5Under Find the arc (in Geometry)
Posted on 2018-02-08 (2 Comments)
re: my solution (with spoiler) by armando (2018-02-09 04:05:24)
my solution (no spoiler) by armando (2018-02-08 11:44:46)
Difficulty: 3 of 5Under Square pairs (in Just Math)
Posted on 2018-02-07 (3 Comments)
my solution (no spoiler) by armando (2018-02-07 09:02:31)
Difficulty: 2 of 5Under Not all a's are in (in Numbers)
Posted on 2018-02-06 (3 Comments)
re: Solution (spoil alert) by armando (2018-02-06 14:55:40)
Difficulty: 3 of 5Under Incenter and a half (in Geometry)
Posted on 2018-02-03 (2 Comments)
my solution (no spoiler) by armando (2018-02-03 12:13:05)
Difficulty: 3 of 5Under A couple of squares (in Numbers)
Posted on 2018-02-02 (9 Comments)
re(2): solution (spoiler) by armando (2018-02-02 17:17:20)
Difficulty: 2 of 5Under Cute numbers (in Numbers)
Posted on 2018-02-01 (4 Comments)
Also by armando (2018-02-02 05:30:17)
Difficulty: 3 of 5Under Chord-Product (in Geometry)
Posted on 2018-01-27 (1 Comments)
Solution by armando (2018-01-31 06:44:55)
Difficulty: 3 of 5Under Quadrilateral fill in the blank (in Shapes)
Posted on 2018-01-25 (2 Comments)
A draft for solution by armando (2018-01-27 09:50:42)
Difficulty: 2 of 5Under Starting the Scrabble Game (in Probability)
Posted on 2018-01-24 (8 Comments)
re(4): No Subject by armando (2018-01-25 05:22:48)
re(2): No Subject by armando (2018-01-24 16:10:05)
Difficulty: 3 of 5Under The Sleeping Beauty problem (in Probability)
Posted on 2018-01-22 (4 Comments)
My view by armando (2018-01-22 16:18:53)
Difficulty: 2 of 5Under Fair slices (in Geometry)
Posted on 2018-01-16 (8 Comments)
re(2): To avoid kids figthting by armando (2018-01-18 05:53:00)
Other, more complex solutions by armando (2018-01-17 11:01:13)
To avoid kids figthting by armando (2018-01-16 16:11:53)
Difficulty: 3 of 5Under Discounting one (in Numbers)
Posted on 2018-01-10 (9 Comments)
Interesting pattern (II) by armando (2018-01-16 15:48:17)
An interesting pattern by armando (2018-01-12 11:23:51)
Difficulty: 2 of 5Under Dividing the Land Evenly (in Geometry)
Posted on 2018-01-09 (2 Comments)
quick mental take by armando (2018-01-09 10:18:43)
Difficulty: 3 of 5Under Overheard in Manitoba (in Numbers)
Posted on 2018-01-06 (6 Comments)
another one by armando (2018-01-06 10:20:07)
Difficulty: 3 of 5Under A special phenomenon (in Logic)
Posted on 2018-01-05 (3 Comments)
Something like this? by armando (2018-01-05 17:31:44)
Difficulty: 4 of 5Under Magic magic (in Numbers)
Posted on 2018-01-01 (1 Comments)
pseudo-solution by armando (2018-01-07 09:51:09)
Difficulty: 2 of 5Under Below 25 (in Numbers)
Posted on 2017-12-28 (4 Comments)
Solution by armando (2017-12-28 09:51:38)
Difficulty: 3 of 5Under Squares in a rectangle (in Numbers)
Posted on 2017-12-15 (2 Comments)
challenging? by armando (2017-12-16 03:03:38)
Difficulty: 4 of 5Under One triplet of digits (in Numbers)
Posted on 2017-12-01 (6 Comments)
re(2): Two possibilities (spoiler?)- the 3rd may be correct by armando (2017-12-10 04:22:06)
re: Two possibilities (spoiler?) by armando (2017-12-10 03:47:08)
problem by armando (2017-12-08 16:56:21)
Difficulty: 3 of 5Under No comments (in General)
Posted on 2017-11-12 (1 Comments)
solution by armando (2017-12-13 06:24:30)
Difficulty: 4 of 5Under A recursive game (in Sequences)
Posted on 2017-10-27 (1 Comments)
Some solution like (but non the intended one) by armando (2017-12-10 12:44:28)
Difficulty: 3 of 5Under If two then three (in Just Math)
Posted on 2017-10-14 (1 Comments)
Surely not by armando (2018-02-01 17:06:58)
Difficulty: 3 of 5Under Angle Ratio Ascertainment 5 (in Shapes)
Posted on 2016-08-06 (2 Comments)
solution by armando (2016-08-09 04:31:42)
Difficulty: 4 of 5Under Mirror multiplication (in Numbers)
Posted on 2016-07-31 (8 Comments)
To cooperate by armando (2016-08-01 03:45:24)
To exclude also "half-palindromes" by armando (2016-07-31 15:44:04)
Most obvious by armando (2016-07-31 08:52:43)
Difficulty: 4 of 5Under Parallel Midpoints (in Geometry)
Posted on 2016-07-30 (1 Comments)
not full solution by armando (2016-08-03 09:58:40)
Difficulty: 3 of 5Under Ball Series Insertion (in Weights and Scales)
Posted on 2016-07-29 (1 Comments)
a try by armando (2016-07-30 04:34:38)
Difficulty: 3 of 5Under Staggering Digits (in Just Math)
Posted on 2016-07-28 (4 Comments)
re(2): Solution by armando (2016-07-28 16:29:15)
Solution by armando (2016-07-28 12:34:14)
Difficulty: 3 of 5Under Hat #11 (in Logic)
Posted on 2016-07-27 (3 Comments)
re(2): Solution? by armando (2016-07-28 04:22:30)
Solution? by armando (2016-07-27 14:37:43)
Difficulty: 2 of 5Under Go back or double (in Sequences)
Posted on 2016-07-25 (5 Comments)
re(2): An uncertain shorthand for part II by armando (2016-07-26 16:26:50)
An uncertain shorthand for part II by armando (2016-07-26 04:22:07)
Difficulty: 3 of 5Under Triangle Area and Integer Finding (in Shapes)
Posted on 2016-07-23 (2 Comments)
Only numeric solution by armando (2016-07-23 10:44:20)
Difficulty: 4 of 5Under Five Pairs of Balls (in Weights and Scales)
Posted on 2016-07-22 (1 Comments)
colours and orders by armando (2016-07-25 13:00:59)
Difficulty: 3 of 5Under Seventh Term Settlement (in Sequences)
Posted on 2016-07-22 (10 Comments)
re: Analytical Solution by armando (2016-07-23 14:16:29)
Difficulty: 3 of 5Under Primes divide expression? (in Just Math)
Posted on 2016-07-20 (2 Comments)
Other similar way by armando (2016-07-22 04:10:53)
Difficulty: 2 of 5Under A square within a triangle (in Just Math)
Posted on 2016-07-20 (1 Comments)
solution by armando (2016-07-20 09:58:47)
Difficulty: 3 of 5Under Smallest Multiple of 99 (in Just Math)
Posted on 2016-07-19 (3 Comments)
Perhaps by armando (2016-07-19 14:32:12)
Difficulty: 3 of 5Under Divisible by 19? (in Numbers)
Posted on 2016-07-15 (1 Comments)
Start by armando (2016-07-15 12:36:40)
Difficulty: 3 of 5Under Consecutive Sums (in Numbers)
Posted on 2016-07-12 (2 Comments)
more complete answer by armando (2016-07-13 04:04:48)
No Subject by armando (2016-07-12 16:27:30)
Difficulty: 3 of 5Under Poem Ponder (in Cryptography)
Posted on 2016-07-11 (2 Comments)
Good clue by armando (2016-07-12 13:25:41)
Difficulty: 3 of 5Under Multiple Harshad Numbers (in Numbers)
Posted on 2016-07-10 (12 Comments)
re: part one by armando (2016-07-10 13:06:21)
Difficulty: 3 of 5Under Sum Reals, Get Integer (in Just Math)
Posted on 2016-07-09 (3 Comments)
re: Solution by armando (2016-07-10 09:42:08)
Difficulty: 3 of 5Under Line Length from Two Triangles (in Shapes)
Posted on 2016-07-01 (4 Comments)
re: Solution by armando (2016-07-05 16:58:57)
Unresolved by armando (2016-07-03 16:22:10)
Difficulty: 3 of 5Under 4 numbers make 5 squares (in Numbers)
Posted on 2016-06-30 (10 Comments)
Row of text ok? by armando (2016-07-01 12:43:54)
A (bad?) guess by armando (2016-07-01 09:33:00)
Difficulty: 3 of 5Under Square Temperatures (in Just Math)
Posted on 2016-06-29 (2 Comments)
Is it correct? by armando (2016-06-29 16:17:00)
Difficulty: 2 of 5Under Fractions lead to Pythagoreans (in Numbers)
Posted on 2016-06-28 (4 Comments)
re: solution by armando (2016-06-29 03:39:49)
Difficulty: 3 of 5Under Skip to 4th power (in Numbers)
Posted on 2016-06-27 (4 Comments)
Equivalence by armando (2016-06-28 17:43:52)
Difficulty: 3 of 5Under Square Sum in Pairs (in Just Math)
Posted on 2016-06-27 (2 Comments)
not too much by armando (2016-06-30 09:26:33)
Difficulty: 3 of 5Under Sum Segment Length (in Shapes)
Posted on 2016-06-25 (1 Comments)
Solution by armando (2016-07-10 06:43:19)
Difficulty: 3 of 5Under Sum Number and Reversal (in Just Math)
Posted on 2016-06-24 (5 Comments)
Better by armando (2016-06-26 14:26:05)
re(2): No Subject by armando (2016-06-26 06:46:17)
No Subject by armando (2016-06-25 18:09:34)
Difficulty: 3 of 5Under Find From Four 2 (in Just Math)
Posted on 2016-06-23 (4 Comments)
completing a way by armando (2016-06-25 04:20:09)
A way by armando (2016-06-23 16:15:47)
Difficulty: 2 of 5Under Capital City Conclusion 2 (in Word Problems)
Posted on 2016-06-23 (4 Comments)
Other two by armando (2016-06-23 08:34:55)
Difficulty: 3 of 5Under 2016 and Perfect Square Puzzle (in Just Math)
Posted on 2016-06-22 (4 Comments)
Man way by armando (2016-06-22 17:08:37)
Difficulty: 3 of 5Under Celsius- A Fahrenheit Multiple? (in Just Math)
Posted on 2016-06-21 (7 Comments)
Correcting post by armando (2016-06-23 04:14:34)
Two solutions by armando (2016-06-21 16:51:02)
Difficulty: 3 of 5Under Three vowels (in Word Problems)
Posted on 2016-06-21 (4 Comments)
Start by armando (2016-06-21 09:00:05)
Difficulty: 3 of 5Under Hundred Product Hinder (in Just Math)
Posted on 2016-06-13 (2 Comments)
A candidate by armando (2016-06-13 14:27:11)
Difficulty: 3 of 5Under Real Variable Validation (in Just Math)
Posted on 2016-06-11 (4 Comments)
re: Solution by armando (2016-06-11 17:46:55)
Difficulty: 3 of 5Under Infinitely Diophantine (in Just Math)
Posted on 2016-06-10 (2 Comments)
No Subject by armando (2016-06-11 11:04:10)
Difficulty: 3 of 5Under Isosceles Leg Length (in Shapes)
Posted on 2016-06-09 (6 Comments)
re: The issue by armando (2016-06-11 14:46:33)
Difficulty: 3 of 5Under Term Finding with Floor (in Sequences)
Posted on 2016-06-09 (3 Comments)
Manual approach by armando (2016-06-12 06:31:43)
Difficulty: 3 of 5Under Is the sum odd? (in Numbers)
Posted on 2016-06-08 (1 Comments)
An idea by armando (2016-06-09 10:46:56)
Difficulty: 3 of 5Under One of these things is not like the others.. (in Word Problems)
Posted on 2016-06-07 (5 Comments)
my take by armando (2016-06-07 08:13:17)
Difficulty: 4 of 5Under Divisible by 96? (in Just Math)
Posted on 2016-06-05 (2 Comments)
Another way by armando (2016-06-06 08:40:40)
Difficulty: 3 of 5Under Save our souls (in Games)
Posted on 2016-06-03 (2 Comments)
No Subject by armando (2016-06-03 16:42:20)
Difficulty: 1 of 5Under Point Ponder (in Tricks)
Posted on 2016-06-03 (2 Comments)
Regular idea by armando (2016-06-03 16:00:33)
Difficulty: 3 of 5Under Three expressions - same value (in Just Math)
Posted on 2016-06-02 (3 Comments)
Winning couple by armando (2016-06-02 16:23:05)
Difficulty: 3 of 5Under King on the run (in Just Math)
Posted on 2016-06-01 (5 Comments)
Another way - 2 part by armando (2016-06-03 05:40:31)
Some sharings by armando (2016-06-02 12:34:24)
Some sharings by armando (2016-06-02 12:34:23)
Some sharings by armando (2016-06-02 12:27:12)
Difficulty: 2 of 5Under Latin verse (in Word Problems)
Posted on 2016-05-31 (5 Comments)
re(2): Very ancient latin by armando (2016-05-31 16:31:35)
Very ancient latin by armando (2016-05-31 14:48:09)
Difficulty: 4 of 5Under List the expressionist numbers (in Numbers)
Posted on 2016-05-30 (10 Comments)
My Top Ten by armando (2016-05-31 15:37:13)
Still there by armando (2016-05-31 07:32:43)
Little start by armando (2016-05-30 16:43:00)
Difficulty: 3 of 5Under Digit Sum Equation Puzzle (in Just Math)
Posted on 2016-05-28 (5 Comments)
re: A more full solution. by armando (2016-05-29 05:10:59)
re: Possible solution by armando (2016-05-28 15:14:04)
No Subject by armando (2016-05-28 11:33:44)
Difficulty: 3 of 5Under Number From Digit Sum (in Just Math)
Posted on 2016-05-27 (1 Comments)
A possible way by armando (2016-05-27 09:20:37)
Difficulty: 3 of 5Under Colored Candy Choice (in Probability)
Posted on 2016-05-25 (10 Comments)
re(4): Second part by armando (2016-05-26 16:51:32)
re(2): Second part by armando (2016-05-26 10:07:33)
Second part by armando (2016-05-25 17:34:34)
first part by armando (2016-05-25 09:10:26)
Difficulty: 3 of 5Under Laugh, USA (in General)
Posted on 2016-05-24 (2 Comments)
Littlecontribution by armando (2016-05-24 11:43:01)
Difficulty: 3 of 5Under Quadratic and Perfect Square Query II (in Just Math)
Posted on 2016-05-21 (1 Comments)
Possible solution by armando (2016-05-21 10:15:17)
Difficulty: 2 of 5Under Differing Schools (in Riddles)
Posted on 2016-05-20 (1 Comments)
flying hint by armando (2016-05-21 04:22:57)
Difficulty: 3 of 5Under A direct count (in Famous Riddles)
Posted on 2016-05-19 (4 Comments)
Using us by armando (2016-05-19 12:23:57)
Difficulty: 3 of 5Under AABBCCDD and Perfect Square (in Just Math)
Posted on 2016-05-16 (3 Comments)
re: computer solutions by armando (2016-05-16 16:46:48)
Solution by armando (2016-05-16 16:22:06)
Difficulty: 3 of 5Under Binomial Baffle 2 (in Just Math)
Posted on 2016-05-15 (2 Comments)
re: Solution by armando (2016-05-16 14:43:46)
Difficulty: 3 of 5Under Cubic and Quadratic Determination (in Just Math)
Posted on 2016-05-14 (3 Comments)
Possible solution by armando (2016-05-14 11:28:00)
Difficulty: 3 of 5Under Tanya's puzzle (in Logic)
Posted on 2016-05-10 (10 Comments)
ambiguity by armando (2016-05-12 04:28:06)
re(2): could be by armando (2016-05-10 16:23:45)
Not so masked by armando (2016-05-10 12:53:37)
Difficulty: 3 of 5Under Terrific sequence (in Sequences)
Posted on 2016-05-10 (6 Comments)
re(2): A hint by armando (2016-05-17 06:38:02)
Difficulty: 3 of 5Under Make it true (in Numbers)
Posted on 2016-05-09 (5 Comments)
Also by armando (2016-05-09 16:15:55)
Other similar by armando (2016-05-09 14:42:29)
Difficulty: 2 of 5Under Puzzle Calendar (in General)
Posted on 2016-05-09 (5 Comments)
re(3): Solution -- solution is posted by armando (2016-05-10 08:55:02)
re: Solution by armando (2016-05-10 01:56:01)
Difficulty: 3 of 5Under Polynomial of degree 3n (in Just Math)
Posted on 2016-05-07 (6 Comments)
re: Possible Solution by armando (2016-05-09 01:54:02)
An unreasoned guess by armando (2016-05-08 11:53:26)
Difficulty: 4 of 5Under Crazy or Sane (in Numbers)
Posted on 2016-05-05 (3 Comments)
Fourth by armando (2016-05-07 04:18:17)
Third by armando (2016-05-06 16:57:20)
First by armando (2016-05-06 04:32:48)
Difficulty: 3 of 5Under LCM and GCD Equation (in Just Math)
Posted on 2016-05-03 (2 Comments)
think and try by armando (2016-05-04 04:54:42)
Difficulty: 2 of 5Under You'll be surprised (in Numbers)
Posted on 2016-05-03 (5 Comments)
re: Answer only by armando (2016-05-03 09:28:05)
Difficulty: 3 of 5Under Common Multiple from a Cubic (in Just Math)
Posted on 2016-05-01 (3 Comments)
Start by armando (2016-05-01 11:57:48)
Difficulty: 3 of 5Under Much of few is many (in Numbers)
Posted on 2016-04-28 (2 Comments)
re: Full solution by armando (2016-04-29 16:15:59)
Difficulty: 2 of 5Under Think it over (in Logic)
Posted on 2016-04-27 (6 Comments)
re: spoiler by armando (2016-04-27 09:09:05)
Difficulty: 2 of 5Under Draw a Line to Partition the Grid (in General)
Posted on 2016-04-25 (7 Comments)
re(4): Strange by armando (2016-04-29 14:44:01)
re(2): Strange by armando (2016-04-29 11:20:54)
Strange by armando (2016-04-28 15:27:28)
Difficulty: 3 of 5Under Constant from Four Solutions (in Just Math)
Posted on 2016-04-24 (2 Comments)
Posible solution (2) by armando (2016-04-27 06:00:14)
Possible solution by armando (2016-04-26 11:43:56)
Difficulty: 3 of 5Under Integer Root Illation (in Just Math)
Posted on 2016-04-23 (5 Comments)
re(2): solution by armando (2016-04-24 15:44:04)
re: solution by armando (2016-04-24 11:16:20)
No Subject by armando (2016-04-24 06:20:45)
Difficulty: 3 of 5Under Cubic Diophantine Conclusion (in Just Math)
Posted on 2016-04-22 (9 Comments)
re: A ffine problem (spoiler) by armando (2016-05-02 14:49:40)
Question re(2): Start by armando (2016-04-23 09:37:45)
Start by armando (2016-04-22 17:39:38)
Difficulty: 4 of 5Under A clever promotion (in Cryptography)
Posted on 2016-04-21 (2 Comments)
Yes it is by armando (2016-04-22 02:14:32)
Difficulty: 3 of 5Under Asteroid walk (in General)
Posted on 2016-04-19 (8 Comments)
A possible solution (2) by armando (2016-04-21 13:56:04)
an possible solution by armando (2016-04-20 09:06:01)
Difficulty: 3 of 5Under Fibonacci Determinant (in Just Math)
Posted on 2016-04-19 (1 Comments)
Visual solution by armando (2016-04-19 11:23:17)
Difficulty: 4 of 5Under Rectangular Matrix Product Poser (in Just Math)
Posted on 2016-04-16 (4 Comments)
Complex by armando (2016-04-19 15:50:22)
possible solution enlarged by armando (2016-04-18 09:43:30)
possible solution by armando (2016-04-17 12:08:10)
Difficulty: 3 of 5Under Quartic Questions (in Calculus)
Posted on 2016-04-13 (2 Comments)
Colombus egg by armando (2016-04-16 17:40:05)
trying first part by armando (2016-04-15 06:38:13)
Difficulty: 4 of 5Under A Pythagorean triangle (in Numbers)
Posted on 2016-04-08 (4 Comments)
re: An intriguing thing by armando (2016-04-12 08:52:50)
Difficulty: 3 of 5Under Watching the Watch (in General)
Posted on 2016-04-08 (2 Comments)
Piger Clock by armando (2016-04-08 10:05:22)
Difficulty: 3 of 5Under Worth trying (in Numbers)
Posted on 2016-04-06 (1 Comments)
Solution by armando (2016-04-06 16:16:22)
Difficulty: 3 of 5Under 36 forever (in Numbers)
Posted on 2016-04-05 (4 Comments)
re(2): The last one by armando (2016-04-07 16:22:06)
The last one by armando (2016-04-05 15:40:17)
Difficulty: 4 of 5Under Not a common alphametic (in Just Math)
Posted on 2016-04-01 (2 Comments)
Solution explained by armando (2016-04-04 03:47:15)
Solution no spoiler by armando (2016-04-03 15:36:49)
Difficulty: 2 of 5Under Look for 3 sevens (in Numbers)
Posted on 2016-04-01 (2 Comments)
the rough way by armando (2016-04-01 09:34:52)
Difficulty: 2 of 5Under GCD of Fibonacci 2 (in Numbers)
Posted on 2016-03-23 (2 Comments)
possible solution by armando (2016-03-23 09:53:30)
Difficulty: 4 of 5Under Not so trivial (in Numbers)
Posted on 2016-03-18 (6 Comments)
Elementary additions. by armando (2016-03-19 05:27:50)
Difficulty: 3 of 5Under Only one below 5000 (in Numbers)
Posted on 2016-03-11 (4 Comments)
I appreciate... by armando (2016-03-27 05:42:21)
Difficulty: 4 of 5Under Love is blind (in Numbers)
Posted on 2016-03-10 (2 Comments)
Solution only by armando (2016-03-15 09:56:57)
Excel-PSPad aid found one by armando (2016-03-11 09:56:40)
Difficulty: 2 of 5Under Sunset Anomaly (in Science)
Posted on 2016-03-09 (3 Comments)
I fear by armando (2016-03-14 15:41:18)
Thoughts by armando (2016-03-11 15:17:45)
Difficulty: 3 of 5Under Rectangles and U Pentominos (in Shapes)
Posted on 2016-03-08 (4 Comments)
posible solution 2 by armando (2016-03-09 17:47:22)
Difficulty: 3 of 5Under The sum is a square (in Numbers)
Posted on 2016-03-04 (2 Comments)
quick way by armando (2016-03-05 06:16:30)
Difficulty: 3 of 5Under Four P Pentominoes (in Shapes)
Posted on 2016-03-04 (4 Comments)
Good work by armando (2016-03-05 17:02:41)
Sq probe by armando (2016-03-04 14:56:02)
Difficulty: 3 of 5Under On Track (in Just Math)
Posted on 2016-02-29 (7 Comments)
Some more? by armando (2016-03-01 02:09:44)
Difficulty: 2 of 5Under Find the sum (in Just Math)
Posted on 2016-02-29 (2 Comments)
Solution by armando (2016-02-29 16:51:16)
Difficulty: 3 of 5Under My four numbers (in Just Math)
Posted on 2016-02-24 (12 Comments)
re: Solution with Analysis by armando (2016-02-25 05:13:58)
Just that by armando (2016-02-24 16:04:01)
Difficulty: 3 of 5Under Prove or disprove (in Numbers)
Posted on 2016-02-11 (1 Comments)
No Subject by armando (2016-02-15 16:35:24)
Difficulty: 3 of 5Under Three in a row (in Numbers)
Posted on 2016-02-08 (3 Comments)
easy with 0 by armando (2016-02-11 04:15:29)
Difficulty: 2 of 5Under Interesting representation (in Numbers)
Posted on 2016-02-08 (6 Comments)
Some ideas by armando (2016-02-14 10:32:27)
Difficulty: 3 of 5Under Power Expressions and Division (in Just Math)
Posted on 2016-02-06 (1 Comments)
Just one? by armando (2016-02-08 17:10:31)
Difficulty: 3 of 5Under Constant and Ratio Puzzle (in Just Math)
Posted on 2016-01-30 (1 Comments)
quite general by armando (2016-02-26 03:18:29)
Difficulty: 3 of 5Under Find the next two numbers (in Sequences)
Posted on 2016-01-21 (4 Comments)
As Jer by armando (2016-01-22 01:50:10)
Difficulty: 4 of 5Under Detect my chosen coin (in Games)
Posted on 2016-01-19 (19 Comments)
re(2): A way of looking at it by armando (2016-02-05 03:19:50)
A way of looking at it by armando (2016-02-04 15:31:32)
2x2 by armando (2016-01-24 11:06:18)
Difficulty: 3 of 5Under Maximum Value Muse (in Just Math)
Posted on 2016-01-14 (10 Comments)
surprise by armando (2016-03-03 04:46:03)
Last tray by armando (2016-03-02 16:40:41)
Last tray by armando (2016-03-02 16:40:40)
re(2): A better try by armando (2016-03-02 05:13:27)
A better try by armando (2016-03-01 16:41:56)
Solution tried by armando (2016-01-19 16:40:48)
Difficulty: 4 of 5Under Lost in the woods (in Just Math)
Posted on 2016-01-08 (12 Comments)
re: About the problem by armando (2016-01-10 13:15:51)
Graphic? by armando (2016-01-10 10:41:46)
Lower by armando (2016-01-10 06:27:17)
I think lower by armando (2016-01-09 11:01:26)
Unsure solution by armando (2016-01-08 18:34:55)
Difficulty: 4 of 5Under Restricted Rook Runaround (in Games)
Posted on 2016-01-05 (7 Comments)
can avoid? by armando (2016-01-13 09:47:35)
Difficulty: 3 of 5Under From E to D (in Logic)
Posted on 2015-04-28 (4 Comments)
Solution explained by armando (2015-11-19 09:21:03)
Posible solution by armando (2015-11-18 05:36:59)
Difficulty: 4 of 5Under Great sequence (in Sequences)
Posted on 2013-11-28 (3 Comments)
re(2): pseudo-solution by armando (2016-05-22 04:46:28)
pseudo-solution by armando (2016-05-17 09:54:33)
Difficulty: 3 of 5Under Primes and Squares (in Just Math)
Posted on 2009-08-16 (3 Comments)
No way? by armando (2016-02-06 18:02:12)
Difficulty: 4 of 5Under Missing Numbers Please (in Sequences)
Posted on 2007-08-21 (7 Comments)
No Subject by armando (2007-08-22 10:10:27)
Difficulty: 3 of 5Under The digits and square numbers (in Numbers)
Posted on 2006-10-12 (3 Comments)
Solution Excel-aid by armando (2006-11-08 09:13:50)
Difficulty: 1 of 5Under Think About It. (in Riddles)
Posted on 2006-09-28 (22 Comments)
buh! by armando (2006-10-02 11:32:38)
guess by armando (2006-09-28 15:00:30)
Difficulty: 1 of 5Under 'Twas whispered in heaven (in Famous Riddles)
Posted on 2005-06-17 (14 Comments)
re: Does not justify the effort ! by armando (2005-06-17 19:26:39)
Difficulty: 3 of 5Under Unusual binary representation (in Numbers)
Posted on 2005-06-14 (9 Comments)
prove by armando (2005-06-15 14:18:44)
Difficulty: 2 of 5Under 2n+1 Statements (in Logic)
Posted on 2005-06-13 (15 Comments)
examples by armando (2005-06-15 21:10:38)
possible solution by armando (2005-06-14 16:28:08)
not so sure by armando (2005-06-13 14:59:09)
Difficulty: 4 of 5Under Fibonacci Lore (in Numbers)
Posted on 2005-06-10 (14 Comments)
re(3): Proof--Quick fix by armando (2005-06-13 12:53:45)
Difficulty: 2 of 5Under A question of primes (in Numbers)
Posted on 2005-06-08 (13 Comments)
also by armando (2005-06-09 07:17:26)
Difficulty: 2 of 5Under The test of the suits (in General)
Posted on 2005-06-07 (15 Comments)
re(2): Shave off 10 mins by armando (2005-06-13 13:06:52)
re(2): One way by armando (2005-06-07 21:19:03)
One way by armando (2005-06-07 14:12:18)
Difficulty: 3 of 5Under Shapes are too Deep (in Sequences)
Posted on 2005-06-01 (5 Comments)
explanation by armando (2005-06-07 14:41:51)
I agree by armando (2005-06-02 18:59:06)
Difficulty: 2 of 5Under Grows so slow... (in Sequences)
Posted on 2005-05-31 (13 Comments)
not clear by armando (2005-05-31 14:22:28)
Difficulty: 3 of 5Under Missionaries and Cannibals (in General)
Posted on 2005-05-29 (11 Comments)
No Subject by armando (2005-05-29 14:41:09)
Difficulty: 3 of 5Under Britannia Rule The Waves!! (in Sequences)
Posted on 2005-05-27 (26 Comments)
re(3): I wonder... by armando (2005-06-01 16:57:18)
re: I wonder... by armando (2005-06-01 16:36:26)
Difficulty: 2 of 5Under Circle of numbers (in Numbers)
Posted on 2005-05-27 (31 Comments)
re: Picky, picky! by armando (2005-05-30 21:44:45)
quick answer by armando (2005-05-27 14:01:03)
Difficulty: 2 of 5Under Count with me (in Sequences)
Posted on 2005-05-26 (16 Comments)
No Subject by armando (2005-05-27 13:38:21)
No Subject by armando (2005-05-26 22:20:41)
A try w/o spoiler by armando (2005-05-26 14:00:16)
Difficulty: 2 of 5Under Strange divisibility (in Just Math)
Posted on 2005-05-25 (27 Comments)
strange divisibility by armando (2005-05-27 15:42:27)
re(2): strange by armando (2005-05-25 17:05:22)
strange by armando (2005-05-25 15:29:35)
Difficulty: 4 of 5Under Leaf's Code (in Riddles)
Posted on 2005-05-24 (57 Comments)
re(2): I agree completely with Mark by armando (2005-05-25 21:39:28)
re: forget ... by armando (2005-05-25 06:51:02)
re: Spoiler by armando (2005-05-24 22:11:03)
Difficulty: 5 of 5Under Zimmerman's Family Points (in Shapes)
Posted on 2005-05-23 (10 Comments)
re: Possible solution by armando (2005-05-23 21:05:09)
Difficulty: 2 of 5Under I am all around (in Riddles)
Posted on 2005-05-23 (102 Comments)
re: A little different slant by armando (2005-05-25 07:28:02)
re(2): not convinced by armando (2005-05-25 07:05:36)
not convinced by armando (2005-05-23 21:54:20)
Difficulty: 4 of 5Under Game Show (in Logic)
Posted on 2005-05-01 (32 Comments)
a solution by armando (2005-05-01 16:19:42)
Difficulty: 3 of 5Under Calculators at the ready.... (in Sequences)
Posted on 2005-04-30 (15 Comments)
re(2): solution by armando (2005-05-02 06:19:06)
solution by armando (2005-05-01 18:41:48)
Difficulty: 5 of 5Under Mental Math Competition (in Algorithms)
Posted on 2005-04-29 (7 Comments)
I haven't found solution by armando (2005-05-19 19:03:08)
Difficulty: 3 of 5Under With my Power (in Riddles)
Posted on 2005-04-29 (25 Comments)
re(6): Well, I'm not sure about the singing... by armando (2005-05-03 16:41:38)
re(3): Well, I'm not sure about the singing... by armando (2005-05-01 15:25:40)
Difficulty: 3 of 5Under Dividing a donut (in Shapes)
Posted on 2005-04-23 (34 Comments)
re(2): easy way to 7 by armando (2005-05-01 12:47:33)
easy way to 7 by armando (2005-04-25 13:25:06)
a beginning by armando (2005-04-23 13:44:11)
Difficulty: 4 of 5Under Roll of the die (in Games)
Posted on 2005-04-21 (23 Comments)
re(4): a wiser approach by armando (2005-04-25 08:51:58)
re(2): a wiser approach by armando (2005-04-24 21:38:45)
a wiser approach by armando (2005-04-23 08:40:01)
No Subject by armando (2005-04-22 15:42:51)
Difficulty: 2 of 5Under Billy's bag (in Probability)
Posted on 2005-04-17 (18 Comments)
re(2): more manually by armando (2005-04-19 15:56:16)
re: 3 cases by armando (2005-04-18 16:00:46)
more manually by armando (2005-04-17 21:56:02)
Difficulty: 4 of 5Under Guess a number (in Algorithms)
Posted on 2005-04-14 (19 Comments)
re: Unexpected solution by armando (2005-04-18 21:25:57)
re: No Subject by armando (2005-04-15 09:04:03)
14 are enough by armando (2005-04-14 22:22:21)
Difficulty: 1 of 5Under It is a riddle (in Riddles)
Posted on 2005-04-13 (86 Comments)
re: What about this? by armando (2005-04-13 16:50:20)
Difficulty: 3 of 5Under It is infinite if it isn't? (in Paradoxes)
Posted on 2005-04-12 (35 Comments)
I bet player 1 by armando (2005-04-13 07:57:17)
Difficulty: 2 of 5Under Counting Sand (in Algorithms)
Posted on 2005-04-07 (8 Comments)
quick prime valutation by armando (2005-04-07 19:35:13)
Difficulty: 3 of 5Under Sequence E.T. cetera (in Cryptography)
Posted on 2005-04-05 (11 Comments)
re: Hint by armando (2005-04-06 16:52:19)
Difficulty: 3 of 5Under Powerful Powers Pileup! (in Just Math)
Posted on 2005-04-03 (3 Comments)
A try by armando (2005-04-10 11:05:52)
Difficulty: 4 of 5Under Desperately Difficult Derivative (in Calculus)
Posted on 2005-03-30 (9 Comments)
re(3): solution? by armando (2005-04-01 10:29:19)
solution? by armando (2005-03-30 19:27:14)
Difficulty: 3 of 5Under Intuitive Coins (in Algorithms)
Posted on 2005-03-29 (14 Comments)
re: On the right track by armando (2005-04-02 22:25:23)
idea by armando (2005-04-02 09:32:01)
intuitive enough by armando (2005-03-30 13:21:39)
Difficulty: 3 of 5Under Hollow ball (in Science)
Posted on 2005-03-25 (26 Comments)
No Subject by armando (2005-03-25 19:11:20)
Difficulty: 3 of 5Under Fateful Fickle Fifteen (in Probability)
Posted on 2005-03-24 (8 Comments)
re(2): Different numbers by armando (2005-03-28 12:03:52)
re: Different numbers by armando (2005-03-28 10:44:16)
No Subject by armando (2005-03-24 19:23:35)
Difficulty: 3 of 5Under Inspector Morse (in Cryptography)
Posted on 2005-03-20 (23 Comments)
re(3): A much less limited start by armando (2005-03-25 21:52:16)
re(9): A (limited) start - To Juggler by armando (2005-03-24 19:33:40)
Difficulty: 3 of 5Under The logician's favorite game (in Logic)
Posted on 2005-03-18 (27 Comments)
re(4): armando by armando (2005-03-23 21:07:07)
re(2): armando by armando (2005-03-22 08:12:14)
re: What I have to tell about by armando (2005-03-21 15:43:55)
traying solution again by armando (2005-03-20 14:55:30)
traying solution again by armando (2005-03-20 14:36:31)
solution? by armando (2005-03-19 15:15:24)
Difficulty: 2 of 5Under Black Jack (in Probability)
Posted on 2005-03-17 (8 Comments)
re: solution by armando (2005-03-17 22:04:47)
Difficulty: 2 of 5Under e^x (in General)
Posted on 2005-03-12 (9 Comments)
re(2): solution by armando (2005-04-12 07:20:18)
Solution solution by armando (2005-04-10 14:51:28)
Difficulty: 3 of 5Under Prime Perimeter (in Logic)
Posted on 2005-03-11 (89 Comments)
re(2): centering the point by armando (2005-03-14 21:46:09)
centering the point by armando (2005-03-13 09:56:43)
Difficulty: 3 of 5Under On the Line (in Games)
Posted on 2003-08-15 (15 Comments)
re(2): Simple Enough by armando (2006-10-05 08:34:19)
Difficulty: 5 of 5Under Dice Proposition (in Probability)
Posted on 2003-02-22 (5 Comments)
A try by armando (2005-05-01 23:14:00)
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