Crossword Answer sigma

Here are all the crossword puzzles and clues where the answer sigma appeared.

Clue

Puzzle

Date

Symbol in summation notation

Letter before tau

Greek letter pronounced like "s"

Greek letter that symbolizes summation

Letter between rho and tau

Conductivity symbol

Letter between rho and tau

It's at the end of "Oedipus"

Rho-tau go-between

Wall Street Journal

Greek letter between rho and tau

Greek letter that looks like a sideways M