User m93a - Mathematics Stack Exchange

m93a

Member for 8 years, 2 months
Last seen more than a month ago

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Hradec Králové, Czech Republic

6 Answers

Score Activity Newest

2 votes

Accepted

Convolution with functions and two Dirac deltas

convolution dirac-delta

answered Dec 22, 2020 at 22:12

2 votes

Accepted

difference between Sobolev space and bounded variation space

real-analysis

answered Feb 11, 2021 at 11:17

2 votes

Accepted

Clarification on Energy Levels for a Hyperbolic Wave Function in Introductory Quantum Theory

quantum-mechanics

answered Sep 1, 2021 at 17:28

1 vote

Accepted

Domain of definition of a hamiltonian with delta(contact) potential

functional-analysis hilbert-spaces quantum-mechanics

answered Apr 5, 2021 at 22:56

1 vote

Accepted

Can all linear operators be represented as matrices? (In infinite dimension.)

linear-algebra functional-analysis hilbert-spaces banach-spaces schauder-basis

answered Nov 22, 2020 at 23:25

0 votes

Verify the following relationship: $\nabla \cdot (a \times b) = b \cdot \nabla \times a - a \cdot \nabla \times b $

vector-analysis

answered Sep 2, 2021 at 19:17