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15
Math.TechQA.Club
2026-04-15 01:12:25
31
Views
Antiblocking equivalent to Distributivity in Lattices
Published on
15 Apr 2026 - 1:12
#alternative-proof
#lattice-orders
305
Views
Show that for every positive integer $n$, $2^n$ is deficient
Published on
15 Apr 2026 - 17:38
#proof-writing
#solution-verification
#proof-explanation
#alternative-proof
92
Views
Why do we need a different proof for chain rule when k=0?
Published on
09 Apr 2026 - 8:20
#alternative-proof
#chain-rule
71
Views
Construct a second order linear differential equation
Published on
17 Apr 2026 - 3:38
#ordinary-differential-equations
#proof-writing
#solution-verification
#proof-explanation
#alternative-proof
53
Views
Weaker version of the spectral theorem for finite dimensional vector spaces
Published on
16 Apr 2026 - 6:23
#linear-algebra
#alternative-proof
244
Views
Generalized Hardy-Ramanujan Sum
Published on
13 Apr 2026 - 22:36
#sequences-and-series
#complex-analysis
#alternative-proof
38
Views
Could we prove the rank $=$ # of rows $\rightarrow$ the system of linear equation is consistent deducitvely?
Published on
14 Apr 2026 - 8:22
#linear-algebra
#alternative-proof
27
Views
Is $-(-C) = C$ and $(C^{-1})^{-1}=C$? If $ C$ is a Dedekind cut
Published on
12 Apr 2026 - 17:48
#real-analysis
#real-numbers
#alternative-proof
243
Views
Every compact subset of a CW-complex is contained in a finite subcomplex: does this statement require choice?
Published on
14 Apr 2026 - 10:42
#general-topology
#compactness
#alternative-proof
#axiom-of-choice
#cw-complexes
262
Views
Areas under the cumulative distribution function
Published on
11 Apr 2026 - 6:33
#solution-verification
#alternative-proof
#cumulative-distribution-functions
65
Views
Alternate definition of additive inverse of dedekind cut
Published on
12 Apr 2026 - 13:17
#real-analysis
#analysis
#solution-verification
#alternative-proof
215
Views
Why does $|A|\le|B|$ imply $|\mathcal{P}(A)|\le|\mathcal{P}(B)|$? (Use elementary notations; for beginners to advanced math)
Published on
13 Apr 2026 - 16:02
#solution-verification
#cardinals
#alternative-proof
107
Views
How do we show if $|A|\le|B|$ then $|B|\not\lt|A|$ using Cantor-Schröder-Bernstein Theorem?
Published on
13 Apr 2026 - 17:38
#real-analysis
#solution-verification
#cardinals
#alternative-proof
190
Views
There does not exist an even prime greater than two: is there an intuitionistic proof?
Published on
13 Apr 2026 - 17:16
#prime-numbers
#alternative-proof
#foundations
#constructive-mathematics
#intuitionistic-logic
113
Views
Proof of $\mathcal{F}\approx\mathcal{P}(\mathbb{N})$ using elementary notations and Cantor Bernstein Theorem?
Published on
14 Apr 2026 - 9:19
#solution-verification
#cardinals
#alternative-proof
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