Matrix type

Matrix eigenvalues

Harmonic squares

Harmonic

Harmonic roots

Very fast geometric decay

Fast geometric decay

Geometric decay

Moderate geometric decay

Slow geometric decay

Very slow geometric decay

Dense equispaced

Equispaced

for and for

Low-Rank-100

for and for

Low-Rank-50

for and for

Low-Rank-10

for and for

Harmonic Triples

for

Multiple-Harmonic

for and for

Multiple-Geometric

for and for

Equispaced-Geometric Gap

for and for