- * mutiplication / division < less than > greater than <= less than or equal to >= greater than or equal to != not equal && AND || OR ++ add one to variable EX: ++i; is equivilent to i=i+1; -- subtracts one from variable EX: --i; is equivilent to i=i-1; sqr(x) square root of x (x being any value) EOF end of file - (a < b || b > 5) reads a less than b OR b greater than 5 - (a < b && b > 5) reads a less than b AND b greater than 5 - for (i=10; i >=1; i--) reads SET i to equal 10; now for (i less than or equal to 1); PERFORM LOOP then SUBTRACT 1 from i