A strategy is presented for producing code to evaluate first partial derivatives of a function f by computer. Advantage is taken of the capabilities that a compiler must have simply to bring about the ...

I AM glad to think that a pure mathematician sees the difficulty met with by users of mathematics. I wish that men who write to me privately would publish their remarks. One correspondent says: “I ...

THIS communication is based on the idea that certain difficulties in thermodynamics are the direct result of defects in the standard and indeed universal definition of a partial differential ...