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15
Math.TechQA.Club
2026-04-14 00:58:07
1.5k
Views
Deriving Weyl's inequality from Courant-Fischer
Published on
14 Apr 2026 - 0:58
#linear-algebra
#matrices
#proof-verification
2.8k
Views
Find 3rd order Taylor polynomial
Published on
16 Apr 2026 - 4:25
#multivariable-calculus
#proof-verification
#taylor-expansion
49
Views
Modular Arithmetic Proof on getting 103 from sum of 9's and 14's only
Published on
12 Apr 2026 - 22:58
#proof-verification
101
Views
Equivalence of definition of symplectic form
Published on
10 Apr 2026 - 11:40
#proof-verification
#exterior-algebra
#symplectic-geometry
74
Views
Prove that $\mathcal{A}\preceq \mathcal{B}$.
Published on
14 Apr 2026 - 9:28
#proof-verification
#logic
#model-theory
31
Views
Solving for $z_{t+1} = \begin{bmatrix} -1 & -2\\ -2& 2 \end{bmatrix}z_{t} - \begin{bmatrix} 24\\ 9 \end{bmatrix}$
Published on
16 Apr 2026 - 17:30
#ordinary-differential-equations
#proof-verification
#recurrence-relations
#systems-of-equations
2k
Views
A set F is closed if and only if every convergent sequence in F converges to a limit in F
Published on
16 Apr 2026 - 11:51
#real-analysis
#proof-verification
#metric-spaces
58
Views
Compute $\int_{-1}^{1} 5x^{6}(1 - |x|^{5}) \mathop{dx}$
Published on
16 Apr 2026 - 16:06
#integration
#proof-verification
51
Views
Proof Stirling equality
Published on
10 Apr 2026 - 9:33
#discrete-mathematics
#proof-verification
#stirling-numbers
598
Views
equality of two simple tensors in $R=k[x,y]$
Published on
13 Apr 2026 - 19:57
#proof-verification
#commutative-algebra
#modules
#tensor-products
#tensors
468
Views
Evaluate $\int_C \frac{e^{1/z}}{(z-i)^3}dz$ in the circle $|z|=5$
Published on
17 Apr 2026 - 16:03
#complex-analysis
#proof-verification
100
Views
Math Proof: Surjective/Injctive
Published on
12 Apr 2026 - 13:44
#functions
#proof-verification
#elementary-set-theory
#proof-explanation
29
Views
Solution of $(z+a) \rho'(z) = 0$
Published on
14 Apr 2026 - 12:46
#ordinary-differential-equations
#proof-verification
445
Views
$(\mathbb{R}, \oplus, \odot)$ is a field? Given $a \oplus b=a+b+1$ and $a \odot b=a+b+ab$.
Published on
15 Apr 2026 - 12:00
#abstract-algebra
#proof-verification
#ring-theory
154
Views
Let $(a_n), (b_n),$ be bounded, then prove that $c_n$ converges and give its value.
Published on
16 Apr 2026 - 16:58
#real-analysis
#sequences-and-series
#limits
#proof-verification
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