Help me explain the formula: "for we have: are usual derivatives from calculus." Thanks a lot.
Follow Math Help Forum on Facebook and Google+
Originally Posted by mahefo Help me explain the formula: "for we have: are usual derivatives from calculus." Thanks a lot. Well, I can't explain it. For one thing, I have no idea what could mean, if it isn't 0! so differentiating again gives 0.
View Tag Cloud