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APPENDIX B
B Operators in Type 4
Functions
This appendix summarizes the PostScript operators that can appear in a type 4
function, as discussed in Section 3.9.4, “Type 4 (PostScript Calculator) Func-
tions.” For details on these operators, see the PostScript Language Reference, Third
Edition.
B.1 Arithmetic Operators
num1 num2 add sum Return num1 plus num2
num1 num2 sub difference Return num1 minus num2
num1 num2 mul product Return num1 times num2
num1 num2 div quotient Return num1 divided by num2
int1 int2 idiv quotient Return int1 divided by int2 as an integer
int1 int2 mod remainder Return remainder after dividing int1 by int2
num1 neg num2 Return negative of num1
num1 abs num2 Return absolute value of num1
num1 ceiling num2 Return ceiling of num1
num1 floor num2 Return floor of num1
num1 round num2 Round num1 to nearest integer
num1 truncate num2 Remove fractional part of num1
num sqrt real Return square root of num
angle sin real Return sine of angle degrees
angle cos real Return cosine of angle degrees
num den atan angle Return arc tangent of num/den in degrees
base exponent exp real Raise base to exponent power
num ln real Return natural logarithm (base e)
num log real Return common logarithm (base 10)
num cvi int Convert to integer
num cvr real Convert to real
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