In spite of magnetic and isotopic evidence revealing connections between the most primitive outer Solar System materials and differentiated bodies with a layered structure akin to terrestrial planets, ...

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 ...

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 ...