# difference quotient

(redirected from*Newton's difference quotient*)

## difference quotient

[′dif·rəns ‚kwō·shənt] (mathematics)

The increment of the value of a function divided by the increment of the independent variable; for the function

*y*= ƒ(*x*), it is Δ*y*/Δ*x*= [ƒ(*x*+ Δ*x*) - ƒ(*x*)]Δ*x,*where Δ*x*and Δ*y*are the increments of*x*and*y*.Want to thank TFD for its existence? Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content.

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