add some unfinished notes and docs

1 files changed, 45 insertions, 0 deletions

diff --git a/notes/numbers.md b/notes/numbers.md
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+
+exacts:
+
+  uint : 0...n
+
+  sint : -n...-1 | uint
+
+  ratn : ( p: sint, q: sint )
+
+  comp : ( r: ratn, i: ratn )
+
+
+inexacts:
+
+  double : ieee754 double with +inf, -inf, +nan, -nan
+
+  cmp128 : ( r: double , i: double )
+
+
+exact operations:
+
+  uint + uint = uint
+
+  sint + uint = sint
+
+  ratn + uint = ratn  [ ratn + ( p = uint , q = 0 ) ]
+
+  ratn + sint = ratn  [ ratn + ( p = sint , q = 0 ) ]
+
+  ratn + ratn = ratn
+
+  comp + uint = comp  [ comp + ( r = ( p = uint , q = 0 ) , i = 0 ) ]
+
+  comp + sint = comp  [ comp + ( r = ( p = sint , q = 0 ) , i = 0 ) ]
+
+  comp + ratn = comp  [ comp + ( r = ratn , i = 0 ) ]
+
+  comp + comp = comp
+
+
+inexact operations:
+
+  double + double = double
+
+  cmp128 + double = cmp128  [ cmp128 + ( r = double , i = 0 ) ]