Operator that has no fixed point
104369
If $f$ continuous and $f(x^2) = f(x)$, then $f$ is a const
152834
Is it possible to create a new operator in c#?
142782
Operator< and strict weak ordering
130618
How do I put a circle around an operator?
34798
Example of element of double dual that is not an evaluation map
64840
A Banach space that is not a Hilbert space
43144
Fastest way to clamp a real (fixed/floating point) value?
12239
Holomorphic function with a fixed point
149407
Weak-to-weak continuous operator which is not norm-continuous
122121
Is there a vector space that cannot be an inner product space?
86110
Proximal Operator Fixed Point Property for Matrices
129623
A shrinking map that is not a contraction no fixed point.
62119
What is the -> (stab) operator in Ruby?
136909
Functional Analysis: The rank of an operator detemines if it's a compact operator.
80618
Surjective bounded operator in Banach spaces without bounded right-inverse
105960
Counterexamples to Brouwer's fixed point theorem for the closed unit ball in Banach space
45071
Having the derivative be an operator