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15
Math.TechQA.Club
2026-03-25 06:28:38
1.9k
Views
Physical significance of knot vector in B-spline.
Published on
25 Mar 2026 - 6:28
#terminology
#intuition
#spline
#curves
233
Views
Show that $f(x,y)= \|x-y\|_2^2$ is differentiable
Published on
30 Mar 2026 - 6:15
#calculus
#real-analysis
#multivariable-calculus
#self-learning
#intuition
810
Views
Picture - Equivalence Relation & Classes, Partitions, Quotient Set, & other related ideas
Published on
25 Mar 2026 - 19:58
#elementary-set-theory
#intuition
#equivalence-relations
#visualization
553
Views
Meaning of Normal Vector in Surface Integration
Published on
25 Apr 2014 - 2:31
#integration
#multivariable-calculus
#intuition
6.9k
Views
Intersection of Groups is a Group? Is a Union of Groups? - Fraleigh p. 66 Exercise 6.32h
Published on
26 Apr 2014 - 13:35
#group-theory
#intuition
511
Views
Any group of prime order is cyclic - Proof blueprint [Fraleigh p. 100 Cory 10.11]
Published on
28 Mar 2026 - 10:41
#group-theory
#intuition
#cyclic-groups
218
Views
Prove That the Second Moment is Minimized with a Circle Packing
Published on
26 Apr 2014 - 23:31
#geometry
#optimization
#induction
#intuition
616
Views
Kolmogorov's $0-1$ law and constant RV
Published on
27 Apr 2014 - 1:27
#probability
#probability-theory
#stochastic-processes
#intuition
#random-variables
344
Views
How do we arrive at the definite integral to find area approximated by a sum of rectangles?
Published on
27 Apr 2014 - 4:06
#calculus
#real-analysis
#integration
#intuition
352
Views
Equivalence Relation definitions of Coset - looks like 1-step Subgroup Test? [Fraleigh p. 97 theorem 10.1]
Published on
29 Mar 2026 - 11:44
#abstract-algebra
#group-theory
#intuition
#equivalence-relations
171
Views
Directional derivatives in any direction do not imply continuity?
Published on
27 Apr 2014 - 15:21
#real-analysis
#intuition
2.1k
Views
Intuition - Normal Subgroup Test - Fraleigh p. 141 Theorem 14.13
Published on
28 Mar 2026 - 3:02
#abstract-algebra
#group-theory
#intuition
#normal-subgroups
1.4k
Views
How to visualize Reverse Triangle Inequality $||\mathbf{a}| − |\mathbf{b}|| ≤ |\mathbf{a} − \mathbf{b}|$?
Published on
25 Mar 2026 - 19:51
#complex-analysis
#inequality
#intuition
#visualization
10k
Views
Intuition behind normal subgroups
Published on
28 Mar 2026 - 2:59
#group-theory
#intuition
#normal-subgroups
1.8k
Views
What is the motivation behind a product solution?
Published on
25 Mar 2026 - 14:27
#ordinary-differential-equations
#partial-differential-equations
#intuition
#homogeneous-equation
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