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15
Math.TechQA.Club
2026-04-11 14:23:16
40
Views
Problem in understanding the meaning of a theorem in Multivariate Calculus
Published on
11 Apr 2026 - 14:23
#multivariable-calculus
#proof-explanation
#definition
68
Views
Is calling a function invertible without knowing its domain and codomain too bold an assumption?
Published on
17 Apr 2026 - 5:06
#functions
#definition
70
Views
How/why does definition of eigenvalue/vector implicitly require a choice of inner product?
Published on
11 Apr 2026 - 12:37
#linear-algebra
#eigenvalues-eigenvectors
#linear-transformations
#definition
#multilinear-algebra
44
Views
A way to be certain where to use the definition to evaluate $f_x(x,y)$ and where one may differentiate $f(x,y)$ wrt $x$ mechanically using formulas
Published on
22 Apr 2026 - 19:44
#derivatives
#definition
#partial-derivative
25
Views
(Terminology) Name for a subset that has non-empty intersection with every block of a partition?
Published on
14 Apr 2026 - 11:52
#combinatorics
#reference-request
#terminology
#definition
89
Views
...What is the formal definition of a vector?
Published on
12 Apr 2026 - 21:33
#vector-spaces
#vectors
#definition
111
Views
What's the definition of Ellipse?
Published on
08 Apr 2026 - 17:29
#differential-geometry
#definition
#conic-sections
54
Views
On definition of Gâteaux derivative
Published on
09 Apr 2026 - 0:05
#analysis
#definition
#examples-counterexamples
#gateaux-derivative
57
Views
Why is a first order linear differential equation of the given form?
Published on
13 Apr 2026 - 13:44
#ordinary-differential-equations
#terminology
#definition
36
Views
Unambiguous definition of smoothness in the parameterization of a curve
Published on
14 Apr 2026 - 14:37
#differential-geometry
#definition
#parametrization
#smooth-functions
90
Views
What is the difference/relationship between a 2-cocycle and a central extension for a Lie algebra?
Published on
12 Apr 2026 - 3:12
#group-theory
#definition
94
Views
Definition of the Laplace Transform
Published on
14 Apr 2026 - 3:22
#complex-analysis
#analysis
#definition
#laplace-transform
58
Views
How is transifnite recursion applied?
Published on
13 Apr 2026 - 17:52
#set-theory
#definition
#cardinals
#ordinals
#transfinite-recursion
81
Views
Differentiating a function with respect to another
Published on
23 Apr 2026 - 0:08
#real-analysis
#calculus
#multivariable-calculus
#definition
#partial-derivative
58
Views
What does it mean for a function to be “uniformly approximated by” some sequence of functions?
Published on
11 Apr 2026 - 18:54
#definition
#uniform-convergence
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