Suggestions on syntax to express mathematical formula concisely

Question

I am developing functional domain specific embedded language within C++ to translate formulas into working code as concisely and accurately as possible.

I posted a proto

Answer 1

T = T - T'/e;

or, if you're not operating on all of T

T(0:i,0:j) = T(0:i,0:j) - T(0:i,0:j)'/e(0:i,0:j)