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15
Math.TechQA.Club
2026-04-01 08:01:42
84
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Survey/encyclopaedia/website of mathematical theorems connected
Published on
01 Apr 2026 - 8:01
#math-history
#education
#computational-mathematics
#foundations
17.2k
Views
How to build a mathematical formula
Published on
21 Oct 2013 - 6:16
#education
1.6k
Views
Why $\sqrt {-1}\cdot \sqrt{-1}=-1$ rather than $\sqrt {-1}\cdot \sqrt{-1}=1$. Pre-definition reason!
Published on
21 Oct 2013 - 20:45
#complex-numbers
#math-history
#education
53
Views
On the largest and smallest values of $ {D_{\mathbf{u}} f}(x,y) $, assuming that $ ∇f(x,y) ≠ 0 $.
Published on
22 Oct 2013 - 5:10
#calculus
#derivatives
#education
5.6k
Views
Number of Lines Passing Through a Given Point in the Plane
Published on
22 Oct 2013 - 15:31
#euclidean-geometry
#education
530
Views
Why do I see i and k as the indices of summation?
Published on
23 Oct 2013 - 11:36
#linear-algebra
#summation
#education
4.8k
Views
Are universities teaching math too fast?
Published on
28 Mar 2026 - 6:59
#soft-question
#education
#advice
4.2k
Views
How To Present Algebraic Topology To Non-Mathematicians?
Published on
31 Mar 2026 - 16:13
#algebraic-topology
#soft-question
#education
#big-list
157
Views
which one? permutation or combination?
Published on
26 Oct 2013 - 0:29
#discrete-mathematics
#education
1.5k
Views
What is the use of Euler Totient or Phi Function?
Published on
26 Oct 2013 - 14:00
#number-theory
#elementary-number-theory
#education
433
Views
Derivative in interesting way
Published on
26 Oct 2013 - 23:42
#calculus
#reference-request
#soft-question
#derivatives
#education
1k
Views
What are the big ideas needed to develop conceptual understanding of fractions?
Published on
04 Apr 2026 - 7:03
#fractions
#education
324
Views
Is the computer changing the way we teach and learn math in schools?
Published on
24 Feb 2026 - 10:58
#soft-question
#education
#learning
149
Views
How to show $\Bbb R$ is Archimedean?
Published on
27 Oct 2013 - 23:21
#calculus
#real-analysis
#education
239
Views
Why to Use the Same Sign for Minus and Negative?
Published on
28 Oct 2013 - 15:35
#soft-question
#education
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