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15
Math.TechQA.Club
2026-04-15 00:02:42
44
Views
Enveloping and Multiplication
Published on
15 Apr 2026 - 0:02
#geometry
#ordinary-differential-equations
#complex-numbers
#fourier-analysis
#envelope
63
Views
Ordered field in convex subset definition
Published on
12 Apr 2026 - 5:06
#linear-algebra
#complex-numbers
#field-theory
#convex-geometry
1.3k
Views
Parameterize a non-centered circle on origin in complex plane
Published on
12 Apr 2026 - 10:19
#complex-analysis
#multivariable-calculus
#complex-numbers
3.1k
Views
Prove |Re z| less than or equal to |z| and |Im z| less than or |z|
Published on
16 Apr 2026 - 7:31
#inequality
#complex-numbers
74
Views
The exponential form of $1-xe^{i \theta}$
Published on
14 Apr 2026 - 19:42
#trigonometry
#complex-numbers
158
Views
Matrix solution for complex eigenvalues
Published on
24 Apr 2026 - 8:45
#linear-algebra
#complex-numbers
#eigenvalues-eigenvectors
#systems-of-equations
78
Views
Dual atomic norm with respect to trigonometric polynomials basis set
Published on
12 Apr 2026 - 23:26
#functional-analysis
#complex-numbers
#convex-analysis
#normed-spaces
50
Views
How to find an argument of $ z=1-\cos\varphi-i\sin\varphi $?
Published on
16 Apr 2026 - 1:56
#calculus
#complex-numbers
56
Views
How to find a sum of the series? $ S=\sum_{n=1}^\infty\left(\frac{\sin nx}{n}+\frac{\cos nx}{n^2}\right) $
Published on
15 Apr 2026 - 7:12
#calculus
#sequences-and-series
#complex-numbers
135
Views
Math project involves cars?
Published on
14 Apr 2026 - 3:17
#calculus
#integration
#complex-numbers
#mathematical-modeling
96
Views
Do all diagonalizable matrices $A\in M_n(\mathbb C)$ have square root in $\mathbb C$?
Published on
15 Apr 2026 - 2:58
#linear-algebra
#matrices
#complex-numbers
#diagonalization
81
Views
Complex number square roots
Published on
13 Apr 2026 - 10:48
#complex-numbers
#roots
477
Views
Prove that T-cI is normal
Published on
27 Mar 2026 - 14:39
#linear-algebra
#complex-numbers
#vector-spaces
#inner-products
#adjoint-operators
42
Views
How does this alternate form come about from Eulers identity?
Published on
11 Apr 2026 - 23:01
#complex-numbers
27
Views
I need help with this equation with complex numbers
Published on
09 Apr 2026 - 2:43
#complex-numbers
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