Correct the derivation.

diff --git a/README b/README
index 91e93031f3e3164fb82a72cb75f65255b17571b4..e33a03ac23b1376d1930235428e3e7e3ee13625d 100644 (file)
--- a/README
+++ b/README
@@ -8,7 +8,7 @@ Cornell Computing Language, the immediate ancestor of CUPL.
 CUPL was an early (1966) teaching language implemented as a batch compiler on
 the IBM/360 at Cornell University.  It was descended from an earlier (1962)
 experimental language called CORC (CORnell Compiler), which was in turn derived
-from PL/1.
+loosely from Algol-58 (not, as previously asseeted here, PL/1).
 
 CUPL has only one scalar type, a long floating-point real corresponding to C
 double.  It supports vector and matrix aggregates, and has operations

diff --git a/cupl.xml b/cupl.xml
index dfda866e9deb673dc709b8ec43c1c21ad3905cbd..e5d5c633be947340cb9c464dc1e5c7b63f5440f2 100644 (file)
--- a/cupl.xml
+++ b/cupl.xml
@@ -41,8 +41,9 @@ dumped. A suffix of y enables parser debugging messages.</para>
 <para>CUPL was an early (1966) teaching language implemented as a
 batch compiler on the IBM/360 at Cornell University.  It was descended
 from an earlier (1962) experimental language called CORC (CORnell
-Compiler), which was in turn derived from PL/1.  Statements made
-without qualification about CUPL below also apply to CORC.</para>
+Compiler), which was in turn derived loosely from Algol-58.
+Statements made without qualification about CUPL below also apply to
+CORC.</para>
 
 <para>CUPL is documented in <citetitle>CUPL: The Cornell University
 Programming Language</citetitle>, by R.J. Walker, a manual first