Exceptions indicated.
tupelo.math
Miscellaneous functions.
Miscellaneous functions.
->bigdec-2clj
(->bigdec-2 val)Inputs: [val :- (s/cond-pre s/Num s/Str)] Returns: BigDecimal
Coerces a numeric value to a BigDecimal with 2 decimal digits. Also accepts a numeric value encoded as a String.
Inputs: [val :- (s/cond-pre s/Num s/Str)]
Returns: BigDecimal
Coerces a numeric value to a BigDecimal with 2 decimal digits. Also accepts
a numeric value encoded as a String.->bigdec-Nclj
(->bigdec-N val N)Inputs: [val :- (s/cond-pre s/Num s/Str) N :- s/Int] Returns: BigDecimal
Coerces a numeric value to a BigDecimal with N decimal digits. Also accepts a numeric value encoded as a String.
Inputs: [val :- (s/cond-pre s/Num s/Str) N :- s/Int]
Returns: BigDecimal
Coerces a numeric value to a BigDecimal with N decimal digits. Also accepts
a numeric value encoded as a String.factorialclj/s
(factorial n)Inputs: [n :- s/Int] Returns: s/Int
Computes the factorial of N
Inputs: [n :- s/Int] Returns: s/Int Computes the factorial of N
fibo-nthclj/s
(fibo-nth N)Returns the N'th Fibonacci number (zero-based). Note that N=91 corresponds to approx 2^62
Returns the N'th Fibonacci number (zero-based). Note that N=91 corresponds to approx 2^62
fibo-thruclj/s
(fibo-thru limit)Returns a vector of Fibonacci numbers up to limit (inclusive). Note that a 2^62 corresponds to 91'st Fibonacci number.
Returns a vector of Fibonacci numbers up to limit (inclusive). Note that a 2^62 corresponds to 91'st Fibonacci number.
fibonacci-seqclj/s
A lazy seq of Fibonacci numbers. Note that, in the limit of (N -> infinity), the Fibonacci numbers are approximately equal to the exponential sequence (1.61803^N).
A lazy seq of Fibonacci numbers. Note that, in the limit of (N -> infinity), the Fibonacci numbers are approximately equal to the exponential sequence (1.61803^N).
log2clj
(log2 x)Inputs: [x :- s/Num] Returns: Double
Returns the log base-2 of x
Inputs: [x :- s/Num] Returns: Double Returns the log base-2 of x
pow->BigIntegerclj
(pow->BigInteger base exp)Inputs: [base :- s/Int exp :- s/Int] Returns: BigInteger
An BigInteger version of java.Math/pow( base, exp )
Inputs: [base :- s/Int exp :- s/Int] Returns: BigInteger An BigInteger version of java.Math/pow( base, exp )
pow->Longclj
(pow->Long base exp)Inputs: [base :- s/Int exp :- s/Int] Returns: s/Int
An Long (integer) version of java.Math/pow( base, exp )
Inputs: [base :- s/Int exp :- s/Int] Returns: s/Int An Long (integer) version of java.Math/pow( base, exp )
pow2-nthclj/s
(pow2-nth N)Returns the N'th pow2 number (zero-based). Note that N=91 corresponds to approx 2^62
Returns the N'th pow2 number (zero-based). Note that N=91 corresponds to approx 2^62
pow2-thruclj/s
(pow2-thru limit)Returns a vector of pow2 numbers up to limit (inclusive). Note that a 2^62 corresponds to 91'st pow2 number.
Returns a vector of pow2 numbers up to limit (inclusive). Note that a 2^62 corresponds to 91'st pow2 number.
pow2aug-nthclj/s
(pow2aug-nth N)Returns the N'th pow2aug number (zero-based). Note that N=91 corresponds to approx 2^62
Returns the N'th pow2aug number (zero-based). Note that N=91 corresponds to approx 2^62
pow2aug-seqclj/s
A lazy seq of (2^N) numbers, augmented with (dec (2^N)) and (inc (2^N)) .
A lazy seq of (2^N) numbers, augmented with (dec (2^N)) and (inc (2^N)) .
pow2aug-thruclj/s
(pow2aug-thru limit)Returns a vector of pow2aug numbers up to limit (inclusive). Note that a 2^62 corresponds to 91'st pow2aug number.
Returns a vector of pow2aug numbers up to limit (inclusive). Note that a 2^62 corresponds to 91'st pow2aug number.
round-Nclj
(round-N val N)Inputs: [val :- s/Num N :- s/Int] Returns: Double
Round a floating point number to N decimal places, returning a double.
(round-decimals 3.14156 2) => 3.14
(round-decimals 1234567 -2) => 1234500
Inputs: [val :- s/Num N :- s/Int]
Returns: Double
Round a floating point number to N decimal places, returning a double.
(round-decimals 3.14156 2) => 3.14
(round-decimals 1234567 -2) => 1234500
same-signclj/s
(same-sign x y)Inputs: [x :- s/Num y :- s/Num] Returns: s/Bool
Returns true iff x and y have the same sign, or are both zero.
Inputs: [x :- s/Num y :- s/Num] Returns: s/Bool Returns `true` iff x and y have the same sign, or are both zero.
signumclj/s
(signum x)Inputs: [x :- s/Num] Returns: s/Int
Returns either -1, 0, or +1, to indicate the sign of the input.
Inputs: [x :- s/Num] Returns: s/Int Returns either -1, 0, or +1, to indicate the sign of the input.
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