Import Upstream version 5d6upstream/5d6

1 files changed, 11 insertions, 6 deletions

diff --git a/Transcen.scm b/Transcen.scm
index 7898251..b0d1a2b 100644
--- a/Transcen.scm
+++ b/Transcen.scm
@@ -15,26 +15,26 @@
 ;; the Free Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111, USA.
 ;;
 ;; As a special exception, the Free Software Foundation gives permission
-;; for additional uses of the text contained in its release of GUILE.
+;; for additional uses of the text contained in its release of SCM.
 ;;
-;; The exception is that, if you link the GUILE library with other files
+;; The exception is that, if you link the SCM library with other files
 ;; to produce an executable, this does not by itself cause the
 ;; resulting executable to be covered by the GNU General Public License.
 ;; Your use of that executable is in no way restricted on account of
-;; linking the GUILE library code into it.
+;; linking the SCM library code into it.
 ;;
 ;; This exception does not however invalidate any other reasons why
 ;; the executable file might be covered by the GNU General Public License.
 ;;
 ;; This exception applies only to the code released by the
-;; Free Software Foundation under the name GUILE.  If you copy
+;; Free Software Foundation under the name SCM.  If you copy
 ;; code from other Free Software Foundation releases into a copy of
-;; GUILE, as the General Public License permits, the exception does
+;; SCM, as the General Public License permits, the exception does
 ;; not apply to the code that you add in this way.  To avoid misleading
 ;; anyone as to the status of such modified files, you must delete
 ;; this exception notice from them.
 ;;
-;; If you write modifications of your own for GUILE, it is your choice
+;; If you write modifications of your own for SCM, it is your choice
 ;; whether to permit this exception to apply to your modifications.
 ;; If you do not wish that, delete this exception notice.
 
@@ -43,6 +43,11 @@
 
 (define compile-allnumbers #t)		;for HOBBIT compiler
 
+(define $pi (* 4 ($atan 1)))
+(define pi $pi)
+(define (pi* z) (* $pi z))
+(define (pi/ z) (/ $pi z))
+
 (define (exp z)
   (if (real? z) ($exp z)
       (make-polar ($exp (real-part z)) (imag-part z))))