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15
Math.TechQA.Club
2026-03-29 20:44:37
46
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How do I prove the statement below by the method of mathematical induction?
Published on
29 Mar 2026 - 20:44
#induction
#proof-explanation
585
Views
Proving $A\iff(B\implies C)$ (in Rudin 4.2 definition of a limit of a function)
Published on
12 Nov 2018 - 22:19
#metric-spaces
#proof-explanation
105
Views
Boolean algebra - prove $x_1 = x_2$
Published on
03 Apr 2026 - 1:55
#proof-explanation
#boolean-algebra
120
Views
A difficulty in understanding a proof for L'Hospital's rule (in Petrovic)
Published on
13 Nov 2018 - 9:39
#calculus
#real-analysis
#limits
#analysis
#proof-explanation
244
Views
How can I prove that two null spaces are equal by using the existence of an invertible operator?
Published on
02 Apr 2026 - 23:44
#linear-algebra
#vector-spaces
#linear-transformations
#proof-explanation
103
Views
Is it possible to simulate a seven sided die without rerolling?
Published on
26 Mar 2026 - 12:15
#proof-writing
#proof-explanation
#dice
227
Views
A course of Pure mathematics incorrect
Published on
25 Mar 2026 - 20:10
#proof-explanation
#rational-numbers
281
Views
In this visual proof for the law of cosines, why are the products of subsegments of two intersecting chords equal?
Published on
25 Mar 2026 - 4:43
#geometry
#trigonometry
#proof-explanation
#circles
#visualization
240
Views
Completely lost on using strong induction for this proof regarding a recursive algorithm.
Published on
26 Mar 2026 - 12:51
#discrete-mathematics
#proof-writing
#induction
#proof-explanation
#recursion
939
Views
Proof of Froda's Theorem (explanation)
Published on
25 Mar 2026 - 19:03
#real-analysis
#continuity
#proof-explanation
#monotone-functions
2.8k
Views
Reduction formula for $\int\frac{dx}{(ax^2+b)^n}$
Published on
25 Mar 2026 - 9:26
#calculus
#integration
#proof-explanation
#indefinite-integrals
#reduction-formula
452
Views
How many ultrafilters there are in an infinite space?
Published on
26 Mar 2026 - 16:06
#general-topology
#proof-explanation
#cardinals
#filters
265
Views
Signature of matrix associated with q
Published on
25 Mar 2026 - 11:03
#linear-algebra
#proof-explanation
#quadratic-forms
60
Views
When can I assume that an open interval is an open set in topology?
Published on
15 Nov 2018 - 10:19
#general-topology
#proof-explanation
354
Views
Rudin functional analysis, theorem 2.11 (Open mapping theorem)
Published on
25 Mar 2026 - 19:01
#functional-analysis
#proof-explanation
#topological-vector-spaces
#open-map
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