s, a, d, e, f, r, t, i, v are letters that make 'first derivative'
ER, vat, ti, IRS, IR, VA, fir, iva, VAT, at, RI, derivative, first, iv, IV, DE, At, Er, Ir, Ti are words within 'first derivative'
1 possible definitions for 'first derivative'
Under this definition, first derivative is a noun and has the following properties:
derived function, derivative, differential coefficient, differential have the same meaning as 'first derivative'
'first derivative' can be a type of calculation, computation, figuring, reckoning.
curvature, partial derivative, partial are types of 'first derivative'.
derivative, differential are derivatives of 'first derivative'.