[Emacs-diffs] Changes to emacs/lisp/calc/calcalg2.el

[Jay Belanger]

Index: emacs/lisp/calc/calcalg2.el
diff -c emacs/lisp/calc/calcalg2.el:1.9 emacs/lisp/calc/calcalg2.el:1.10
*** emacs/lisp/calc/calcalg2.el:1.9     Sun Nov  7 23:33:29 2004
--- emacs/lisp/calc/calcalg2.el Mon Nov  8 02:21:11 2004
***************
*** 981,989 ****
  
      ;; Integration by substitution, for various likely sub-expressions.
      ;; (In first pass, we look only for sub-exprs that are linear in X.)
!     (or (if math-linear-subst-tried
!           (math-integ-try-substitutions expr)
!         (math-integ-try-linear-substitutions expr))
  
        ;; If function has sines and cosines, try tan(x/2) substitution.
        (and (let ((p (setq rat-in (math-expr-rational-in expr))))
--- 981,988 ----
  
      ;; Integration by substitution, for various likely sub-expressions.
      ;; (In first pass, we look only for sub-exprs that are linear in X.)
!     (or (math-integ-try-linear-substitutions expr)
!         (math-integ-try-substitutions expr)
  
        ;; If function has sines and cosines, try tan(x/2) substitution.
        (and (let ((p (setq rat-in (math-expr-rational-in expr))))