Hecke algebra refers to several algebras such as Iwahori–Hecke algebra of a Coxeter group, Hecke algebra of a pair, Hecke algebra of a finite group, Hecke algebra acting on modular forms, Hecke algebra of a locally compact group. See if you can ace this quiz on the almighty Hecke algebra.
Affine
Weyl
Parabolic
Paraholic
Symmetry group
Affine group
Coxeter group
Weyl group
Conic
Concave
Irregular
Regular
Plane
Two-dimensional space
Bi-plane
Slope
Finitive group
Compact group
Automorphic form
Cosets
A net identity
An approximate identity
A limit identity
An approximate limit
Linear
Involuted
Adjoint
Self-adjoint
Adjoint
Inverse
Involution
Operator
Compact group
Lie group
Hecke group
Compact projector
Synthetic field
Pair group
Homography
Lie group
Wait!
Here's an interesting quiz for you.