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user536450
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2 votes
0 answers
62 views

On the form of the semi-norms inducing the usual Schwartz topology.

2 votes
1 answer
83 views

Why regularity is important for a Borel measure?

1 vote
0 answers
66 views

A simple basis for the space of two variables homogenous polynomials of a fixed degree.

1 vote
1 answer
58 views

On the spectrum of the closure of a closable operator in a Hilbert space

1 vote
0 answers
43 views

Semi-norms generating the usual topology of Schwartz space

1 vote
0 answers
40 views

on a family of inner products generating the usual Schwartz topology

1 vote
1 answer
135 views

a question on improper integrals

0 votes
1 answer
94 views

What are the group-homomorphisms $f: S_n\rightarrow \mathbb{C}^*$?

0 votes
0 answers
53 views

Can we model quantum observables as real functions on the phase space?

0 votes
0 answers
122 views

Does no one know where the canonical commutation relations come from?

0 votes
1 answer
84 views

A Schauder basis of Schwartz space. [closed]

0 votes
1 answer
59 views

A basis of polynomials of the same degree for homogeneous polynomials of two variables

0 votes
0 answers
30 views

On some characterizations of cyclic unbounded self-adjoint operators.

0 votes
0 answers
62 views

Is there any mathematically rigorous definition of deriving a matrix valued function with respect to one of its matrix argument?