struct BigFloat

Overview

A BigFloat can represent arbitrarily large floats.

It is implemented under the hood with GMP.

Included Modules

Defined in:

big.cr
big/big_float.cr

Constructors

Class Method Summary

Instance Method Summary

Instance methods inherited from module Comparable(Float)

<(other : T) <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) >, >=(other : T) >=

Instance methods inherited from module Comparable(BigFloat)

<(other : T) <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) >, >=(other : T) >=

Instance methods inherited from module Comparable(Int)

<(other : T) <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) >, >=(other : T) >=

Instance methods inherited from struct Float

%(other) %, - -, <=>(other : BigRational)
<=>(other : BigInt)
<=>
, days days, fdiv(other) fdiv, finite? finite?, hash(hasher) hash, hours hours, infinite? infinite?, milliseconds milliseconds, minutes minutes, modulo(other) modulo, nan? nan?, remainder(other) remainder, seconds seconds, to_big_i : BigInt to_big_i, to_big_r to_big_r, to_io(io : IO, format : IO::ByteFormat) to_io, to_json(json : JSON::Builder) to_json

Constructor methods inherited from struct Float

from_io(io : IO, format : IO::ByteFormat) : self from_io

Instance methods inherited from module Comparable(BigRational)

<(other : T) <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) >, >=(other : T) >=

Instance methods inherited from module Comparable(BigInt)

<(other : T) <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) >, >=(other : T) >=

Instance methods inherited from struct Number

*(other : Complex)
*(other : BigFloat)
*
, +(other : BigFloat)
+(other : Complex)
+
+
, -(other : Complex)
-(other : BigFloat)
-
, /(other : Complex) /, <=>(other : BigFloat)
<=>(other)
<=>
, ==(other : Complex) ==, abs abs, abs2 abs2, cis cis, clamp(min, max)
clamp(range : Range)
clamp
, divmod(number) divmod, i i, round(digits, base = 10) round, sign sign, significant(digits, base = 10) significant, step(*, to = nil, by = 1)
step(*, to = nil, by = 1, &block)
step
, to_big_f to_big_f, to_c to_c, to_yaml(yaml : YAML::Builder) to_yaml, zero? : Bool zero?

Constructor methods inherited from struct Number

zero : self zero

Instance methods inherited from module Comparable(BigFloat)

<(other : T) <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) >, >=(other : T) >=

Instance methods inherited from module Comparable(Number)

<(other : T) <, <=(other : T) <=, <=>(other : T) <=>, ==(other : T) ==, >(other : T) >, >=(other : T) >=

Instance methods inherited from struct Value

==(other) ==, dup dup

Instance methods inherited from class Object

!=(other) !=, !~(other) !~, ==(other) ==, ===(other : JSON::Any)
===(other : YAML::Any)
===(other)
===
, =~(other) =~, class class, dup dup, hash(hasher)
hash
hash
, inspect(io : IO)
inspect
inspect
, itself itself, not_nil! not_nil!, pretty_inspect(width = 79, newline = "\n", indent = 0) : String pretty_inspect, pretty_print(pp : PrettyPrint) : Nil pretty_print, tap(&block) tap, to_json(io : IO)
to_json
to_json
, to_pretty_json(indent : String = " ")
to_pretty_json(io : IO, indent : String = " ")
to_pretty_json
, to_s
to_s(io : IO)
to_s
, to_yaml(io : IO)
to_yaml
to_yaml
, try(&block) try, unsafe_as(type : T.class) forall T unsafe_as

Constructor methods inherited from class Object

from_json(string_or_io, root : String) : self
from_json(string_or_io) : self
from_json
, from_yaml(string_or_io) : self from_yaml

Constructor Detail

def self.new(num : Float, precision : Int) #

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def self.new(str : String) #

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def self.new(num : BigInt) #

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def self.new(num : BigRational) #

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def self.new(num : BigFloat) #

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def self.new(num : Int8 | Int16 | Int32) #

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def self.new(num : UInt8 | UInt16 | UInt32) #

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def self.new(num : Int64) #

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def self.new(num : UInt64) #

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def self.new(num : Number) #

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def self.new(mpf : LibGMP::MPF) #

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def self.new #

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def self.new(&block) #

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Class Method Detail

def self.default_precision #

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def self.default_precision=(prec : Int) #

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Instance Method Detail

def *(other : Number) #

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def **(other : Int) #

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def +(other : Number) #

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def -(other : Number) #

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def - #

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def /(other : Number) #

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def <=>(other : BigFloat) #

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def <=>(other : BigInt) #

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def <=>(other : Float32 | Float64) #

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def <=>(other : Number) #

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def abs #

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def ceil #

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def clone #

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def floor #

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def hash(hasher) #

TODO improve this


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def inspect(io) #

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def to_big_f #

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def to_f #

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def to_f32 #

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def to_f64 #

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def to_i #

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def to_i16 #

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def to_i32 #

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def to_i64 #

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def to_i8 #

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def to_s(io : IO) #

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def to_u #

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def to_u16 #

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def to_u32 #

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def to_u64 #

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def to_u8 #

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def to_unsafe #

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def trunc #

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