Tag Archives: Calculus

Spaghetti Puzzle #1

Posted on January 5, 2016 by Win Smith

About a month ago, math educator Marilyn Burns tweeted this puzzle: Here's a problem I've thought about for a long time. Not making progress, but I'm still fascinated. Help? pic.twitter.com/r6iagNUn76 — Marilyn Burns (@mburnsmath) December 6, 2015   Spoiler Alert: … Continue reading →

Posted in Fun, Puzzles | Tagged , , , , | 6 Comments

Derivative of the Quotient: Lost in Translation?

Posted on June 30, 2011 by Win Smith

I posted a while ago about an alternate way to calculate the derivative of a quotient. Suppose G and H are functions of one or more variables.  For F = G/H, the standard form of the first derivative is: F’ … Continue reading →

Posted in Math | Tagged , , , , , , | 3 Comments

Derivative of the Quotient

Posted on April 25, 2011 by Win Smith

Given a function F = G/H, the first derivative is usually expressed as (HG’ – H’G)/(H^2) But this is equivalent to: (G’ – F H’)/H The second form seems to be easier to implement in some cases and requires less … Continue reading →

Posted in Math | Tagged , , , | 2 Comments