Numerical Methods, Swift, JavaScript, Coding, Emscripten.
when we do not need to use the loop index after the loop is done, since C-style for loops are no longer supported in Swift. As Dr. Smith from the space-age teledrama Lost In Space used to say: “Oh, the pain…” int l; // “ell” //for (l=k; l>=0; l--) // orig C for l in stride(from: k, through: 0, by: