BigFloat
struct BigFloat
Overview
A BigFloat can represent arbitrarily large floats.
It is implemented under the hood with GMP.
Included Modules
Defined in:
big/big_float.crClass Method Summary
- .default_precision
- .default_precision=(prec : Int)
- .new(num : Float, precision : Int)
- .new(str : String)
- .new(num : Number)
- .new(mpf : LibGMP::MPF)
- .new
- .new(&block)
Instance Method Summary
- #*(other : Number)
- #**(other : Int)
- #+(other : Number)
- #-(other : Number)
- #-
- #/(other : Number)
- #<=>(other : BigFloat)
- #<=>(other : Float)
- #<=>(other : Int::Signed)
- #<=>(other : Int::Unsigned)
- #abs
- #ceil
- #clone
- #floor
- #hash
- #inspect(io)
- #to_big_f
- #to_f
- #to_f32
- #to_f64
- #to_i
- #to_i16
- #to_i32
- #to_i64
- #to_i8
- #to_s(io : IO)
- #to_u
- #to_u16
- #to_u32
- #to_u64
- #to_u8
- #to_unsafe
Instance methods inherited from module Comparable(Float)
<, <=(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) >= Instance methods inherited from module Comparable(Int)
<, <=(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?, 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_io(io : IO, format : IO::ByteFormat) to_io, to_json(json : JSON::Builder) to_json
Class methods inherited from struct Float
from_io(io : IO, format : IO::ByteFormat) from_io Instance methods inherited from module Comparable(BigRational)
<, <=(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) >= 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, &block)
step(*, to = nil, by = 1) step, to_big_f to_big_f, to_c to_c, to_yaml(yaml : YAML::Builder) to_yaml
Class 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) >= Instance methods inherited from module Comparable(Number)
<, <=(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 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
Class methods inherited from class Object
from_json(string_or_io, root : String) : selffrom_json(string_or_io) : self from_json, from_yaml(string_or_io) : self from_yaml
Class Method Detail
def self.default_precisionSource
def self.new(mpf : LibGMP::MPF)Source
def self.newSource
def self.new(&block)Source
Instance Method Detail
def -Source
def <=>(other : Int::Signed)Source
def <=>(other : Int::Unsigned)Source
def absSource
def ceilSource
def cloneSource
def floorSource
def hashSource
def inspect(io)Source
def to_big_fSource
def to_fSource
def to_f32Source
def to_f64Source
def to_iSource
def to_i16Source
def to_i32Source
def to_i64Source
def to_i8Source
def to_uSource
def to_u16Source
def to_u32Source
def to_u64Source
def to_u8Source
def to_unsafeSource
© 2012–2017 Manas Technology Solutions.
Licensed under the Apache License, Version 2.0.
https://crystal-lang.org/api/0.22.0/BigFloat.html
