acos

 

 

Overview

The acos function computes the arc cosine of its argument.

Usage

The acos function is used to compute the arc cosine of a value.

 

Syntax

Expression:

(acos num)

Arguments Name Type Description
Argument:numNumber Complex A complex or real Number

Returns:

Computes and returns the arc cosine of the complex or real Number argument.

 

Examples

Here are a number of links to Lambda coding examples which contain this instruction in various use cases.

 

Argument Types

Here are the links to the data types of the function arguments.

Number

Here are also a number of links to functions having arguments with any of these data types.

++ += + /=
/ * -- -=
- abs acos add1
addMethod addi argument arithmetic
asin atan avg binaryInsert
boolean character compareEQ compareGE
compareGT compareLE compareLT compareNE
compare cons cos cosh
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fraction getTickCount hour iadd
icompareEQ icompareGE icompareGT icompareLE
icompareLT icompareNE idiv imod
imul inside integer isAtom
isBitVector isBoolean isByteVector isChar
isCharacter isComplex isDate isDictionary
isDirectory isEqual isError isEven
isExact isFloatVector isIdentical isInexact
isInside isIntegerVector isInteger isLambda
isMatrix isMember isMoney isNegative
isNull isNumberMatrix isNumberVector isNumber
isObjectVector isObject isOdd isPair
isPcodeVector isPositive isString isStructure
isSymbol isText isType isVector
isZero isub julian kurtosis
length list log10 log2
log logbase macroReplace makeQuotedList
max median member min
minute mod modi money
month muli nadd ncompareEQ
ncompareGE ncompareGT ncompareLE ncompareLT
ncompareNE ndiv new nmod
nmul now nsub number
objectToMatrix objectToNumMatrix objectToNumVector pair
parent parse pi product
rad random randomize range
ref remove round saveObject
saveRepository second setCar setCdr
setLastCdr setq sigmoid sign
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tanh time type uniqueInsert
var varp vectorBinaryInnerProduct vectorBipolarInnerProduct
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vectorInnerProduct vectorLogInnerProduct vectorQuartInnerProduct vectorQuintInnerProduct
vectorSigmoidInnerProduct vectorSineInnerProduct vectorSquareInnerProduct vectorTanInnerProduct
vectorTanhInnerProduct writelg writeln year

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