DEFINE ! = "COMMENT", α = "COMMENT", # = "CVN", ∂ = "DATUM", ∀ = "FOREACH", π = "3.1415927", ↓ = "(13&10)", ⊂ = "BEGIN", ⊃ = "END", Q⊂ = "QUICK_CODE", S⊂ = "START_CODE", THRU= "STEP 1 UNTIL", SUBR="SIMPLE PROCEDURE", XSUBR="EXTERNAL SIMPLE PROCEDURE", ITG="INTEGER";