1 files changed, 52 insertions, 0 deletions
diff --git a/src/algebra/strap/ORDRING-.lsp b/src/algebra/strap/ORDRING-.lsp
new file mode 100644
index 00000000..b556918a
--- /dev/null
+++ b/src/algebra/strap/ORDRING-.lsp
@@ -0,0 +1,52 @@
+
+(/VERSIONCHECK 2) 
+
+(DEFUN |ORDRING-;positive?;SB;1| (|x| $)
+  (SPADCALL (|spadConstant| $ 7) |x| (QREFELT $ 9))) 
+
+(DEFUN |ORDRING-;negative?;SB;2| (|x| $)
+  (SPADCALL |x| (|spadConstant| $ 7) (QREFELT $ 9))) 
+
+(DEFUN |ORDRING-;sign;SI;3| (|x| $)
+  (COND
+    ((SPADCALL |x| (QREFELT $ 12)) 1)
+    ((SPADCALL |x| (QREFELT $ 13)) -1)
+    ((SPADCALL |x| (QREFELT $ 15)) 0)
+    ('T (|error| "x satisfies neither positive?, negative? or zero?")))) 
+
+(DEFUN |ORDRING-;abs;2S;4| (|x| $)
+  (COND
+    ((SPADCALL |x| (QREFELT $ 12)) |x|)
+    ((SPADCALL |x| (QREFELT $ 13)) (SPADCALL |x| (QREFELT $ 18)))
+    ((SPADCALL |x| (QREFELT $ 15)) (|spadConstant| $ 7))
+    ('T (|error| "x satisfies neither positive?, negative? or zero?")))) 
+
+(DEFUN |OrderedRing&| (|#1|)
+  (PROG (|dv$1| |dv$| $ |pv$|)
+    (RETURN
+      (PROGN
+        (LETT |dv$1| (|devaluate| |#1|) . #0=(|OrderedRing&|))
+        (LETT |dv$| (LIST '|OrderedRing&| |dv$1|) . #0#)
+        (LETT $ (GETREFV 20) . #0#)
+        (QSETREFV $ 0 |dv$|)
+        (QSETREFV $ 3 (LETT |pv$| (|buildPredVector| 0 0 NIL) . #0#))
+        (|stuffDomainSlots| $)
+        (QSETREFV $ 6 |#1|)
+        $)))) 
+
+(MAKEPROP '|OrderedRing&| '|infovec|
+    (LIST '#(NIL NIL NIL NIL NIL NIL (|local| |#1|) (0 . |Zero|)
+             (|Boolean|) (4 . <) |ORDRING-;positive?;SB;1|
+             |ORDRING-;negative?;SB;2| (10 . |positive?|)
+             (15 . |negative?|) (20 . |One|) (24 . |zero?|) (|Integer|)
+             |ORDRING-;sign;SI;3| (29 . -) |ORDRING-;abs;2S;4|)
+          '#(|sign| 34 |positive?| 39 |negative?| 44 |abs| 49) 'NIL
+          (CONS (|makeByteWordVec2| 1 'NIL)
+                (CONS '#()
+                      (CONS '#()
+                            (|makeByteWordVec2| 19
+                                '(0 6 0 7 2 6 8 0 0 9 1 6 8 0 12 1 6 8
+                                  0 13 0 6 0 14 1 6 8 0 15 1 6 0 0 18 1
+                                  0 16 0 17 1 0 8 0 10 1 0 8 0 11 1 0 0
+                                  0 19)))))
+          '|lookupComplete|))