struct Float32

Defined in:

float.cr
primitives.cr
primitives.cr

Constant Summary

DIGITS = 6

The number of decimal digits that can be represented without losing precision

EPSILON = 1.19209290e-07_f32

The machine epsilon (difference between 1.0 and the next representable value)

INFINITY = (1_f32 / 0_f32).as(Float32)
MANT_DIGITS = 24

The number of digits that can be represented without losing precision (in base RADIX)

MAX = 3.40282347e+38_f32

Largest finite value

MAX_10_EXP = 38

The maximum possible power of 10 exponent (such that 10**MAX_10_EXP is representable)

MAX_EXP = 128

The maximum possible normal power of 2 exponent

MIN = -3.40282347e+38_f32

Smallest finite value

MIN_10_EXP = -37

The minimum possible power of 10 exponent (such that 10**MIN_10_EXP is representable)

MIN_EXP = -125

The minimum possible normal power of 2 exponent

MIN_POSITIVE = 1.17549435e-38_f32

Smallest representable positive value

NAN = (0_f32 / 0_f32).as(Float32)
RADIX = 2

The radix or integer base used by the internal representation

Constructors

Instance Method Summary

Instance methods inherited from struct Float

%(other) %, - -, <=>(other : BigDecimal)
<=>(other : BigRational)
<=>(other : BigInt) <=>, days : Time::Span days, fdiv(other) fdiv, finite? finite?, hash(hasher) hash, hours : Time::Span hours, infinite? infinite?, microseconds : Time::Span microseconds, milliseconds : Time::Span milliseconds, minutes : Time::Span minutes, modulo(other) modulo, nan? nan?, nanoseconds : Time::Span nanoseconds, remainder(other) remainder, seconds : Time::Span seconds, to_big_d to_big_d, 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(BigDecimal)

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

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 : BigFloat)
<=>(other) <=>, ==(other : Complex) ==, abs abs, abs2 abs2, cis cis, clamp(min, max)
clamp(range : Range) clamp, divmod(number) divmod, i i, round(digits = 0, 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::Nodes::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 : JSON::Any)
==(other : YAML::Any)
==(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 : String | IO) : self from_yaml

Constructor Detail

def self.new(ctx : YAML::ParseContext, node : YAML::Nodes::Node) #

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def self.new(pull : JSON::PullParser) #

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def self.new(value) #

Returns a Float32 by invoking #to_f32 on value.


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Instance Method Detail

def !=(other : Int16) : Bool #

Returns true if self is not equal to other.


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def !=(other : Float64) : Bool #

Returns true if self is not equal to other.


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def !=(other : Float32) : Bool #

Returns true if self is not equal to other.


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def !=(other : UInt128) : Bool #

Returns true if self is not equal to other.


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def !=(other : UInt64) : Bool #

Returns true if self is not equal to other.


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def !=(other : UInt32) : Bool #

Returns true if self is not equal to other.


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def !=(other : UInt16) : Bool #

Returns true if self is not equal to other.


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def !=(other : UInt8) : Bool #

Returns true if self is not equal to other.


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def !=(other : Int128) : Bool #

Returns true if self is not equal to other.


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def !=(other : Int64) : Bool #

Returns true if self is not equal to other.


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def !=(other : Int32) : Bool #

Returns true if self is not equal to other.


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def !=(other : Int8) : Bool #

Returns true if self is not equal to other.


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def *(other : Int8) : self #

Returns the result of multiplying self and other.


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def *(other : Int16) : self #

Returns the result of multiplying self and other.


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def *(other : Int32) : self #

Returns the result of multiplying self and other.


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def *(other : Int64) : self #

Returns the result of multiplying self and other.


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def *(other : Int128) : self #

Returns the result of multiplying self and other.


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def *(other : UInt8) : self #

Returns the result of multiplying self and other.


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def *(other : UInt16) : self #

Returns the result of multiplying self and other.


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def *(other : UInt32) : self #

Returns the result of multiplying self and other.


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def *(other : UInt64) : self #

Returns the result of multiplying self and other.


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def *(other : UInt128) : self #

Returns the result of multiplying self and other.


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def *(other : Float32) : self #

Returns the result of multiplying self and other.


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def *(other : Float64) : self #

Returns the result of multiplying self and other.


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def **(other : Int32) #

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def **(other : Float32) #

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def **(other) #

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def +(other : Int16) : self #

Returns the result of adding self and other.


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def +(other : Int32) : self #

Returns the result of adding self and other.


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def +(other : Int64) : self #

Returns the result of adding self and other.


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def +(other : Int128) : self #

Returns the result of adding self and other.


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def +(other : UInt8) : self #

Returns the result of adding self and other.


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def +(other : UInt16) : self #

Returns the result of adding self and other.


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def +(other : UInt32) : self #

Returns the result of adding self and other.


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def +(other : UInt64) : self #

Returns the result of adding self and other.


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def +(other : UInt128) : self #

Returns the result of adding self and other.


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def +(other : Float32) : self #

Returns the result of adding self and other.


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def +(other : Float64) : self #

Returns the result of adding self and other.


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def +(other : Int8) : self #

Returns the result of adding self and other.


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def -(other : Int8) : self #

Returns the result of subtracting self and other.


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def -(other : Int16) : self #

Returns the result of subtracting self and other.


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def -(other : Float64) : self #

Returns the result of subtracting self and other.


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def -(other : Float32) : self #

Returns the result of subtracting self and other.


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def -(other : UInt128) : self #

Returns the result of subtracting self and other.


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def -(other : UInt64) : self #

Returns the result of subtracting self and other.


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def -(other : UInt32) : self #

Returns the result of subtracting self and other.


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def -(other : UInt16) : self #

Returns the result of subtracting self and other.


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def -(other : UInt8) : self #

Returns the result of subtracting self and other.


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def -(other : Int128) : self #

Returns the result of subtracting self and other.


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def -(other : Int64) : self #

Returns the result of subtracting self and other.


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def -(other : Int32) : self #

Returns the result of subtracting self and other.


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def /(other : Float32) : self #

Returns the result of dividing self and other.


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def /(other : UInt64) : self #

Returns the result of dividing self and other.


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def /(other : UInt32) : self #

Returns the result of dividing self and other.


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def /(other : UInt16) : self #

Returns the result of dividing self and other.


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def /(other : UInt8) : self #

Returns the result of dividing self and other.


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def /(other : Int128) : self #

Returns the result of dividing self and other.


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def /(other : Int64) : self #

Returns the result of dividing self and other.


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def /(other : Int32) : self #

Returns the result of dividing self and other.


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def /(other : Int16) : self #

Returns the result of dividing self and other.


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def /(other : Int8) : self #

Returns the result of dividing self and other.


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def /(other : UInt128) : self #

Returns the result of dividing self and other.


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def /(other : Float64) : self #

Returns the result of dividing self and other.


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def <(other : Float64) : Bool #

Returns true if self is less than other.


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def <(other : Float32) : Bool #

Returns true if self is less than other.


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def <(other : UInt128) : Bool #

Returns true if self is less than other.


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def <(other : UInt64) : Bool #

Returns true if self is less than other.


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def <(other : UInt16) : Bool #

Returns true if self is less than other.


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def <(other : UInt8) : Bool #

Returns true if self is less than other.


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def <(other : Int128) : Bool #

Returns true if self is less than other.


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def <(other : Int64) : Bool #

Returns true if self is less than other.


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def <(other : Int32) : Bool #

Returns true if self is less than other.


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def <(other : Int16) : Bool #

Returns true if self is less than other.


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def <(other : Int8) : Bool #

Returns true if self is less than other.


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def <(other : UInt32) : Bool #

Returns true if self is less than other.


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def <=(other : Int8) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : Float32) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : UInt128) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : UInt64) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : UInt32) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : UInt16) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : UInt8) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : Int128) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : Int64) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : Int32) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : Int16) : Bool #

Returns true if self is less than or equal to other.


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def <=(other : Float64) : Bool #

Returns true if self is less than or equal to other.


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def ==(other : Float32) : Bool #

Returns true if self is equal to other.


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def ==(other : UInt128) : Bool #

Returns true if self is equal to other.


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def ==(other : UInt64) : Bool #

Returns true if self is equal to other.


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def ==(other : UInt32) : Bool #

Returns true if self is equal to other.


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def ==(other : UInt16) : Bool #

Returns true if self is equal to other.


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def ==(other : UInt8) : Bool #

Returns true if self is equal to other.


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def ==(other : Int128) : Bool #

Returns true if self is equal to other.


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def ==(other : Int64) : Bool #

Returns true if self is equal to other.


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def ==(other : Int32) : Bool #

Returns true if self is equal to other.


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def ==(other : Int16) : Bool #

Returns true if self is equal to other.


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def ==(other : Int8) : Bool #

Returns true if self is equal to other.


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def ==(other : Float64) : Bool #

Returns true if self is equal to other.


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def >(other : Int16) : Bool #

Returns true if self is greater than other.


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def >(other : Int8) : Bool #

Returns true if self is greater than other.


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def >(other : Int64) : Bool #

Returns true if self is greater than other.


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def >(other : Int128) : Bool #

Returns true if self is greater than other.


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def >(other : UInt8) : Bool #

Returns true if self is greater than other.


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def >(other : UInt16) : Bool #

Returns true if self is greater than other.


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def >(other : UInt32) : Bool #

Returns true if self is greater than other.


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def >(other : UInt64) : Bool #

Returns true if self is greater than other.


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def >(other : UInt128) : Bool #

Returns true if self is greater than other.


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def >(other : Float32) : Bool #

Returns true if self is greater than other.


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def >(other : Float64) : Bool #

Returns true if self is greater than other.


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def >(other : Int32) : Bool #

Returns true if self is greater than other.


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def >=(other : Int32) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : Int8) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : Int64) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : Int128) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : UInt8) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : UInt16) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : UInt32) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : UInt64) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : UInt128) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : Float32) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : Float64) : Bool #

Returns true if self is greater than or equal to other.


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def >=(other : Int16) : Bool #

Returns true if self is greater than or equal to other.


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def ceil #

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def clone #

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def floor #

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def inspect(io) #

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def round #

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def to_f : Float64 #

Returns self converted to Float64.


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def to_f32 : Float32 #

Returns self converted to Float32.


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def to_f64 : Float64 #

Returns self converted to Float64.


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def to_i : Int32 #

Returns self converted to Int32.


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def to_i128 : Int128 #

Returns self converted to Int128.


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def to_i16 : Int16 #

Returns self converted to Int16.


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def to_i32 : Int32 #

Returns self converted to Int32.


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def to_i64 : Int64 #

Returns self converted to Int64.


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def to_i8 : Int8 #

Returns self converted to Int8.


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def to_s #

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def to_s(io : IO) #

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def to_u : UInt32 #

Returns self converted to UInt32.


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def to_u128 : UInt128 #

Returns self converted to UInt128.


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def to_u16 : UInt16 #

Returns self converted to UInt16.


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def to_u32 : UInt32 #

Returns self converted to UInt32.


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def to_u64 : UInt64 #

Returns self converted to UInt64.


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def to_u8 : UInt8 #

Returns self converted to UInt8.


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def trunc #

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