The best replacement for derivatives is options.

The best alternatives to derivatives are rated as following:
★★★★★  options
★★★  integrals
★★★  futures
★★★  securities
★  hedging
★  equities
★  trig functions
★  limits
  tangent lines
  credit derivatives
  fixed income

Your alternative for derivatives is not listed? Suggest!
Speaking about derivatives, one probably shouldn't forget about trig functions.

Other search terms related to derivatives and their ratings are:
★★★★★ trig functions
★★ natural log
★★ constants
★ functions
You have in mind a companion for derivatives and it is not yet here? Propose!



Google Trends

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derivatives
options
integrals