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15
Math.TechQA.Club
2026-03-20 01:04:07
47
Views
Functions on $\mathbb{R}^n$ commuting with orthogonal transformations
Published on
20 Mar 2026 - 1:04
#transformation
#orthogonality
#orthogonal-matrices
#nonlinear-analysis
128
Views
Sufficient condition for strict minimality in infinite-dimensional spaces
Published on
22 Mar 2026 - 1:32
#functional-analysis
#convex-analysis
#nonlinear-optimization
#nonlinear-analysis
#convex-cone
142
Views
Let $ \ x_1 <x_2 < ... < x_8 \ $ be the eight fixed points of $ \ G^3(x) \ $ where $ \ G(x)= 4x(1−x) \ $
Published on
20 Mar 2026 - 1:56
#discrete-mathematics
#nonlinear-analysis
578
Views
Determine the stability properties and convergence in the origin using Lyapunov Direct Method
Published on
20 Mar 2026 - 2:21
#control-theory
#nonlinear-system
#stability-theory
#nonlinear-analysis
#lyapunov-functions
43
Views
The motivation for defining Brouwer degree as $\deg(F,\Omega, y_0)= \sum_{x\in F^{-1}(y_0)} \operatorname{sign} J_{F(x)}$
Published on
20 Mar 2026 - 5:28
#functional-analysis
#nonlinear-analysis
68
Views
How are the equations of non linear data determined?
Published on
22 Mar 2026 - 16:51
#regression
#curves
#regression-analysis
#nonlinear-analysis
58
Views
inhomogenous Fredholm equation
Published on
19 Mar 2026 - 21:30
#real-analysis
#nonlinear-analysis
156
Views
Nonlinear Sylvester-like equation
Published on
20 Mar 2026 - 11:01
#linear-algebra
#numerical-methods
#nonlinear-system
#nonlinear-analysis
#sylvester-equation
176
Views
Is the map $u\mapsto |u|^2 u$ globally or locally Lipschitz continuous in the $H_0^1$ norm?
Published on
19 Mar 2026 - 22:22
#linear-algebra
#functional-analysis
#lipschitz-functions
#nonlinear-analysis
190
Views
First order nonlinear differential inequality
Published on
20 Mar 2026 - 6:49
#ordinary-differential-equations
#nonlinear-analysis
45
Views
how to solve the following non-linear fitting problem?
Published on
22 Mar 2026 - 19:03
#regression
#nonlinear-optimization
#constraints
#regression-analysis
#nonlinear-analysis
47
Views
Please can someone help me find my mistake in my solution of non-linear system
Published on
24 Mar 2026 - 23:56
#physics
#mathematical-physics
#matlab
#nonlinear-system
#nonlinear-analysis
35
Views
Annihilation and Creation Operators in Nonlinear Dynamics
Published on
25 Mar 2026 - 1:35
#nonlinear-system
#nonlinear-analysis
38
Views
Vector space dimension after nonlinearly mapping spanning vectors
Published on
25 Mar 2026 - 4:36
#linear-algebra
#abstract-algebra
#vector-spaces
#finitely-generated
#nonlinear-analysis
113
Views
Show that $x^3 - 2 x^2 +\log(1+x)(x(3x+4) -2(1+x)^2 \log(1+x))$ is positive
Published on
25 Mar 2026 - 4:41
#algebra-precalculus
#inequality
#nonlinear-analysis
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