Add the polynomial used by exp

src/basic/math/poly_exp.s

@@ -0,0 +1,19 @@
+;; #LAYOUT# STD *       #TAKE
+;; #LAYOUT# X16 BASIC_0 #TAKE-OFFSET 2000
+;; #LAYOUT# *  BASIC_0  #TAKE
+;; #LAYOUT# *   *       #IGNORE
+
+; Polynomial for the exponential function
+
+poly_exp:
+
+    !byte $07                          ; series length - 1
+
+    +PUT_CONST_POLY_EXP_1
+    +PUT_CONST_POLY_EXP_2
+    +PUT_CONST_POLY_EXP_3
+    +PUT_CONST_POLY_EXP_4
+    +PUT_CONST_POLY_EXP_5
+    +PUT_CONST_POLY_EXP_6
+    +PUT_CONST_POLY_EXP_7
+    +PUT_CONST_POLY_EXP_8