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numpy.ipmt

# numpy.ppmt

`numpy.``ppmt`(rate, per, nper, pv, fv=0.0, when='end')

  Compute the payment against loan principal.

  Parameters : | rate : array_like Rate of interest (per period) per : array_like, int Amount paid against the loan changes. The per is the period of interest. nper : array_like Number of compounding periods pv : array_like Present value fv : array_like, optional Future value when : {{‘begin’, 1}, {‘end’, 0}}, {string, int} When payments are due (‘begin’ (1) or ‘end’ (0))

  See also

  `pmt`, `pv`, `ipmt`