- Weinstein
- Weinstein, A.D.
- Weinstein theorem
- weird
- weird number
- Weisberger
- Weiss, E.
- Weiss, G.L.
- Weiss, M.L.
- Welch apodization function
- Welch, B.L.
- Welch test
- Welch window
- welk
- welk sheaf
- Welland, W.
- well-attainable boundary point
- well-behaved
- well-behaved function
- well-behaved problem
- well-bounded operator
- well-conditioned
- well-defined
- well-determined
- well-distinguishable objects