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Package:LISP
If NUMBER is zero, returns NUMBER; else returns (/ NUMBER (ABS NUMBER)).
Package:LISP The short-float closest in value to positive infinity.
Package:LISP
Returns, as three values, the integer interpretation of significand F, the exponent E, and the sign S of the given float, so that E FLOAT = S * F * B where B = (FLOAT-RADIX FLOAT)
F is a non-negative integer, E is an integer, and S is either 1 or -1.
Package:LISP
Returns the logical OR of (LOGNOT INTEGER1) and INTEGER2.
Package:LISP The positive short-float closest in value to zero.
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Performs a bit-wise logical NAND on the elements of BIT-ARRAY1 and BIT-ARRAY2. Puts the results into a new bit array if RESULT-BIT-ARRAY is NIL, into BIT-ARRAY1 if RESULT-BIT-ARRAY is T, or into RESULT-BIT-ARRAY otherwise.
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Performs the inverse of CHAR-INT. Equivalent to CODE-CHAR in GCL.
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Returns the font, bits, and code attributes as a single non-negative integer. Equivalent to CHAR-CODE in GCL.
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Returns T if no two of its arguments are numerically equal; NIL otherwise.
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Returns T if at least one of the bits in the specified bytes of INTEGER is 1; NIL otherwise.
Package:LISP The floating-point number that is appropriately equal to the ratio of the circumference of the circle to the diameter.
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Returns as an integer the numerator of the given rational number.
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Syntax:
(incf place [delta])Adds the number produced by DELTA (which defaults to 1) to the number in PLACE.
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Returns the angle part of the polar representation of a complex number. For non-complex numbers, this is 0.
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Returns an integer produced by performing the logical operation specified by OP on the two integers. OP must be the value of one of the following constants: BOOLE-CLR BOOLE-C1 BOOLE-XOR BOOLE-ANDC1 BOOLE-SET BOOLE-C2 BOOLE-EQV BOOLE-ANDC2 BOOLE-1 BOOLE-AND BOOLE-NAND BOOLE-ORC1 BOOLE-2 BOOLE-IOR BOOLE-NOR BOOLE-ORC2 See the variable docs of these constants for their operations.
Package:LISP The smallest positive short-float that satisfies (not (= (float 1 e) (+ (float 1 e) e))).
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Returns the logical OR of INTEGER1 and (LOGNOT INTEGER2).
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Values: (quotient remainder) Same as TRUNCATE, but returns first value as a float.
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Returns T if X and Y are EQ, or if they are numbers of the same type with the same value, or if they are character objects that represent the same character. Returns NIL otherwise.
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Returns the logarithm of NUMBER in the base BASE. BASE defaults to the base of natural logarithms.
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Returns the bit-wise INCLUSIVE OR of its arguments.
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Divides the first NUMBER by each of the subsequent NUMBERS. With one arg, returns the reciprocal of the number.
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Same as CEILING, but returns a float as the first value.
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Performs a bit-wise logical ANDC1 on the elements of BIT-ARRAY1 and BIT-ARRAY2. Puts the results into a new bit array if RESULT-BIT-ARRAY is NIL, into BIT-ARRAY1 if RESULT-BIT-ARRAY is T, or into RESULT-BIT-ARRAY otherwise.
Package:LISP
Returns a byte specifier. In GCL, a byte specifier is represented by a dotted pair (<size> . <position>).
Package:LISP The long-float closest in value to positive infinity.
Package:LISP
Syntax:
(shiftf {place}+ newvalue)Evaluates all PLACEs and NEWVALUE in turn, then assigns the value of each form to the PLACE on its left. Returns the original value of the leftmost form.
Package:LISP The positive long-float closest in value to zero.
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Returns an integer computed by replacing the specified byte of INTEGER with the specified byte of NEWBYTE.
Package:LISP
Performs a bit-wise logical AND on the elements of BIT-ARRAY1 and BIT-ARRAY2. Puts the results into a new bit array if RESULT-BIT-ARRAY is NIL, into BIT-ARRAY1 if RESULT-BIT-ARRAY is T, or into RESULT-BIT-ARRAY otherwise.
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Returns the complement of the logical AND of INTEGER1 and INTEGER2.
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Returns the position part (in GCL, the cdr part) of the byte specifier.
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Syntax:
(rotatef {place}*)Evaluates PLACEs in turn, then assigns to each PLACE the value of the form to its right. The rightmost PLACE gets the value of the leftmost PLACE. Returns NIL always.
Package:LISP
Performs a bit-wise logical ANDC2 on the elements of BIT-ARRAY1 and BIT-ARRAY2. Puts the results into a new bit array if RESULT-BIT-ARRAY is NIL, into BIT-ARRAY1 if RESULT-BIT-ARRAY is T, or into RESULT-BIT-ARRAY otherwise.
Package:LISP
Values: (quotient remainder) Returns NUMBER/DIVISOR as an integer, rounded toward 0. The second returned value is the remainder.
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Extracts and right-justifies the specified byte of INTEGER, and returns the result.
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Returns the size part (in GCL, the car part) of the byte specifier.
Package:LISP The smallest positive short-float that satisfies (not (= (float 1 e) (- (float 1 e) e))).
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Returns the second value of (TRUNCATE NUMBER DIVISOR).
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Calculates e raised to the power NUMBER, where e is the base of natural logarithms.
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Returns, as three values, the significand F, the exponent E, and the sign S of the given float, so that E FLOAT = S * F * B where B = (FLOAT-RADIX FLOAT)
S and F are floating-point numbers of the same float format as FLOAT, and E is an integer.
Package:LISP The smallest positive long-float that satisfies (not (= (float 1 e) (+ (float 1 e) e))).
Package:LISP
Same as ROUND, but returns first value as a float.
Package:LISP The short-float closest in value to negative infinity.
Package:LISP
Performs a bit-wise logical NOR on the elements of BIT-ARRAY1 and BIT-ARRAY2. Puts the results into a new bit array if RESULT-BIT-ARRAY is NIL, into BIT-ARRAY1 if RESULT-BIT-ARRAY is T, or into RESULT-BIT-ARRAY otherwise.
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Returns the smallest integer not less than or NUMBER/DIVISOR. Returns the remainder as the second value.
Package:LISP The negative short-float closest in value to zero.
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Returns T if arguments are in strictly non-decreasing order; NIL otherwise.
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Returns T if X is an integer (fixnum or bignum); NIL otherwise.
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Shifts INTEGER left by COUNT places. Shifts right if COUNT is negative.
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Returns the least common multiple of the arguments.
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Syntax:
(decf place [delta])Subtracts the number produced by DELTA (which defaults to 1) from the number in PLACE.
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Returns the representation radix (or base) of the floating-point number.
Package:LISP Returns T if INTEGER is even. Returns NIL if INTEGER is odd.
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Computes a hash code for OBJECT and returns it as an integer.
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Returns the logical AND of (LOGNOT INTEGER1) and INTEGER2.
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Returns a floating-point number with the same sign as FLOAT1 and with the same absolute value as FLOAT2.
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Converts a non-complex number to a floating-point number. If NUMBER is already a float, FLOAT simply returns NUMBER. Otherwise, the format of the returned float depends on OTHER; If OTHER is not provided, FLOAT returns a SINGLE-FLOAT. If OTHER is provided, the result is in the same float format as OTHER's.
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Rounds NUMBER/DIVISOR to nearest integer. The second returned value is the remainder.
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Returns the product of its arguments. With no args, returns 1.
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Returns T if its arguments are in strictly increasing order; NIL otherwise.
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Returns a complex number with the given real and imaginary parts.
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Returns the logical AND of INTEGER1 and (LOGNOT INTEGER2).
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Returns the number of significant bits in the absolute value of INTEGER.
Package:LISP The smallest positive long-float that satisfies (not (= (float 1 e) (- (float 1 e) e))).
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Returns T if arguments are in strictly non-increasing order; NIL otherwise.
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Creates and returns a copy of the specified random state. If STATE is NIL, then the value of *RANDOM-STATE* is used. If STATE is T, then returns a random state object generated from the universal time.
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Returns BASE-NUMBER raised to the power POWER-NUMBER.
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Returns (* FLOAT (expt (float-radix FLOAT) INTEGER)).
Package:LISP The long-float closest in value to negative infinity.
Package:LISP The negative long-float closest in value to zero.
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Same as FLOOR, but returns a float as the first value.
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Returns the complement of the logical OR of INTEGER1 and INTEGER2.
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Parses STRING for an integer and returns it.
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Returns the sum of its arguments. With no args, returns 0.
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Returns T if all of its arguments are numerically equal; NIL otherwise.
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Returns T if LOGAND of INTEGER1 and INTEGER2 is not zero; NIL otherwise.
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Returns the number of significant radix-B digits used to represent the significand F of the floating-point number, where B = (FLOAT-RADIX FLOAT).
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Returns an integer computed by replacing the specified byte of INTEGER with NEWBYTE.
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Converts NUMBER into rational approximately and returns it.
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Returns the greatest integer less than or equal to the square root of the given non-negative integer.
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Returns the bit-wise EXCLUSIVE OR of its arguments.
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Returns T if its arguments are in strictly decreasing order; NIL otherwise.
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If INTEGER is negative, returns the number of 0 bits. Otherwise, returns the number of 1 bits.
Package:SYSTEM
Returns the integer and fractional part of a floating point number mod 1.0.
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Returns the largest integer not larger than the NUMBER divided by DIVISOR. The second returned value is (- NUMBER (* first-value DIVISOR)).