MATH
Home
(current)
About
Contact
Cookie
Home
(current)
About
Contact
Cookie
Disclaimer
Privacy
TOS
Login
Or
Sign up
List Question
15
Math.TechQA.Club
2026-04-14 23:43:40
2.3k
Views
Unfaithful husbands
Published on
14 Apr 2026 - 23:43
#puzzle
202
Views
Maximizing fire-breathing power of multi-headed dragons
Published on
11 Apr 2026 - 11:20
#optimization
#puzzle
629
Views
puzzle: A spy and the keypad
Published on
10 Apr 2026 - 19:57
#combinatorics
#puzzle
82
Views
Find $x,y$ such that $x=4y$ and $1$-$9$ occur in $x$ or $y$ exactly once.
Published on
15 Apr 2026 - 23:35
#elementary-number-theory
#puzzle
#problem-solving
541
Views
Enigmatic optimization problem
Published on
09 Apr 2026 - 14:24
#calculus
#ordinary-differential-equations
#optimization
#puzzle
621
Views
Safes and keys probability puzzle
Published on
15 Apr 2026 - 18:25
#probability
#combinatorics
#puzzle
177
Views
Classrooms and students puzzle
Published on
13 Apr 2026 - 1:22
#combinatorics
#puzzle
252
Views
Counting ordered triples of sets, with empty intersection.
Published on
14 Apr 2026 - 21:55
#combinatorics
#puzzle
1.5k
Views
Putnam 1990: Problem A-4
Published on
14 Apr 2026 - 19:54
#puzzle
230
Views
When is $\frac{2^n+1}{n^2}$ an integer?
Published on
13 Apr 2026 - 11:06
#elementary-number-theory
#puzzle
347
Views
Gold Coins and a Balance
Published on
25 Apr 2026 - 3:40
#recreational-mathematics
#puzzle
1.3k
Views
A puzzle about graph coloring.
Published on
15 Apr 2026 - 5:54
#graph-theory
#puzzle
#coloring
#combinatorial-game-theory
5.4k
Views
Faulty machine problem variation
Published on
08 Apr 2026 - 19:32
#puzzle
358
Views
Prisoners in a line wear red or blue hats; each must identify his color to live. What strategy maximizes the number of survivors?
Published on
17 Apr 2026 - 9:42
#probability
#puzzle
32.7k
Views
Predicting Real Numbers
Published on
13 Apr 2026 - 15:47
#sequences-and-series
#recreational-mathematics
#puzzle
#axiom-of-choice
« Previous
Next »
Trending Questions
Induction on the number of equations
How to convince a math teacher of this simple and obvious fact?
Find $E[XY|Y+Z=1 ]$
Refuting the Anti-Cantor Cranks
What are imaginary numbers?
Determine the adjoint of $\tilde Q(x)$ for $\tilde Q(x)u:=(Qu)(x)$ where $Q:U→L^2(Ω,ℝ^d$ is a Hilbert-Schmidt operator and $U$ is a Hilbert space
Why does this innovative method of subtraction from a third grader always work?
How do we know that the number $1$ is not equal to the number $-1$?
What are the Implications of having VΩ as a model for a theory?
Defining a Galois Field based on primitive element versus polynomial?
Can't find the relationship between two columns of numbers. Please Help
Is computer science a branch of mathematics?
Is there a bijection of $\mathbb{R}^n$ with itself such that the forward map is connected but the inverse is not?
Identification of a quadrilateral as a trapezoid, rectangle, or square
Generator of inertia group in function field extension
Popular # Hahtags
second-order-logic
numerical-methods
puzzle
logic
probability
number-theory
winding-number
real-analysis
integration
calculus
complex-analysis
sequences-and-series
proof-writing
set-theory
functions
homotopy-theory
elementary-number-theory
ordinary-differential-equations
circles
derivatives
game-theory
definite-integrals
elementary-set-theory
limits
multivariable-calculus
geometry
algebraic-number-theory
proof-verification
partial-derivative
algebra-precalculus
Popular Questions
What is the integral of 1/x?
How many squares actually ARE in this picture? Is this a trick question with no right answer?
Is a matrix multiplied with its transpose something special?
What is the difference between independent and mutually exclusive events?
Visually stunning math concepts which are easy to explain
taylor series of $\ln(1+x)$?
How to tell if a set of vectors spans a space?
Calculus question taking derivative to find horizontal tangent line
How to determine if a function is one-to-one?
Determine if vectors are linearly independent
What does it mean to have a determinant equal to zero?
Is this Batman equation for real?
How to find perpendicular vector to another vector?
How to find mean and median from histogram
How many sides does a circle have?
Copyright © 2021
JogjaFile
Inc.
Disclaimer
Privacy
TOS
After Effects
DevHide
Home Garden
Pricesm.com