A question on spectrum
73881
A question on numerical range
136003
Existence of monochromatic pulses?
83220
If $U$ is unitary operator then spectrum $\sigma(U)$ is contained inside the unit circle
33572
Does anyone know what this probability question is asking?
23115
Why is the spectrum of the $\beta$-decay continuous?
136397
Minimum frequency of an electromagnetic wave
130130
How does this program work?
127331
One Problem Regarding Expectation
120824
Black body radiation and spectra lines
100731
Positive operator has a positive spectrum?
86622
I want to find an example where the Spectrum is equal to the Continuous Spectrum in C[0,1]; $\sigma_c(A)=\sigma(A)$
138159
Wavelength and resolution
14734
Another "which" question
144886
How many possible electromagnetic wavelengths are possible?
78333
Does the light color spectrum and frequency matter for photosynthesis?
157828
Question about bias-variance tradeoff
28070
The frequency of the white light