moving a few things to deprecated

deprecated/old-lib/resource/mathematical/MathematicalCat.gf

@@ -0,0 +1,26 @@
+--# -path=.:present:prelude
+
+concrete MathematicalCat of Mathematical = 
+  NounCat - [ComplN2], --- to avoid ambiguity 
+--  VerbCat, 
+  AdjectiveCat,
+  AdverbCat,
+  NumeralCat,
+--  SentenceCat,
+  QuestionCat,
+  RelativeCat,
+  ConjunctionCat,
+  PhraseCat,
+  TextX - [Tense,TPres,TPast,TFut,TCond],
+  IdiomCat,
+  StructuralCat,
+
+  SymbolCat,
+  PredicationCat, --  - [predV3,predV2], --- gf bug
+
+  LexiconCat
+  ** {
+
+flags startcat = Phr ;
+
+} ;