Function: math-nlfit-find-logistic-parameters

math-nlfit-find-logistic-parameters is a byte-compiled function defined in calc-nlfit.el.gz.

Signature

(math-nlfit-find-logistic-parameters QDATA PDATA TDATA)

Source Code

;; Defined in /usr/src/emacs/lisp/calc/calc-nlfit.el.gz
(defun math-nlfit-find-logistic-parameters (qdata pdata tdata)
  (let* ((a (math-nlfit-find-qmax qdata pdata tdata))
         (newqdata
          (mapcar (lambda (q) (calcFunc-ln (math-sub (math-div a q) 1)))
                  qdata))
         (bandc (math-nlfit-least-squares tdata newqdata)))
    (list
     a
     (calcFunc-exp (nth 0 bandc))
     (nth 1 bandc))))