U:RDoc::AnyMethod[iI"prev_float:ETI"Float#prev_float;TF: publico:RDoc::Markup::Document: @parts[o:RDoc::Markup::Paragraph; [I">Returns the previous representable floating-point number.;To:RDoc::Markup::BlankLineo; ; [I"T(-Float::MAX).prev_float and (-Float::INFINITY).prev_float is -Float::INFINITY.;T@o; ; [I")Float::NAN.prev_float is Float::NAN.;T@o; ; [I"For example:;T@o:RDoc::Markup::Verbatim; ["I"1p 0.01.prev_float #=> 0.009999999999999998 ;TI"/p 1.0.prev_float #=> 0.9999999999999999 ;TI".p 100.0.prev_float #=> 99.99999999999999 ;TI" ;TI":p 0.01 - 0.01.prev_float #=> 1.734723475976807e-18 ;TI";p 1.0 - 1.0.prev_float #=> 1.1102230246251565e-16 ;TI";p 100.0 - 100.0.prev_float #=> 1.4210854715202004e-14 ;TI" ;TI"Mf = 0.01; 20.times { printf "%-20a %s\n", f, f.to_s; f = f.prev_float } ;TI"##=> 0x1.47ae147ae147bp-7 0.01 ;TI"3# 0x1.47ae147ae147ap-7 0.009999999999999998 ;TI"3# 0x1.47ae147ae1479p-7 0.009999999999999997 ;TI"3# 0x1.47ae147ae1478p-7 0.009999999999999995 ;TI"3# 0x1.47ae147ae1477p-7 0.009999999999999993 ;TI"3# 0x1.47ae147ae1476p-7 0.009999999999999992 ;TI"2# 0x1.47ae147ae1475p-7 0.00999999999999999 ;TI"3# 0x1.47ae147ae1474p-7 0.009999999999999988 ;TI"3# 0x1.47ae147ae1473p-7 0.009999999999999986 ;TI"3# 0x1.47ae147ae1472p-7 0.009999999999999985 ;TI"3# 0x1.47ae147ae1471p-7 0.009999999999999983 ;TI"3# 0x1.47ae147ae147p-7 0.009999999999999981 ;TI"2# 0x1.47ae147ae146fp-7 0.00999999999999998 ;TI"3# 0x1.47ae147ae146ep-7 0.009999999999999978 ;TI"3# 0x1.47ae147ae146dp-7 0.009999999999999976 ;TI"3# 0x1.47ae147ae146cp-7 0.009999999999999974 ;TI"3# 0x1.47ae147ae146bp-7 0.009999999999999972 ;TI"2# 0x1.47ae147ae146ap-7 0.00999999999999997 ;TI"3# 0x1.47ae147ae1469p-7 0.009999999999999969 ;TI"2# 0x1.47ae147ae1468p-7 0.009999999999999967;T: @format0: @fileI"numeric.c;T:0@omit_headings_from_table_of_contents_below0I"!float.prev_float -> float ;T0[I"();T@7FI" Float;TcRDoc::NormalClass00