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Current File : /proc/self/root/proc/self/root/opt/cpanel/ea-ruby24/root/usr/share/ri/system/Float/next_float-i.ri
U:RDoc::AnyMethod[iI"next_float:ETI"Float#next_float;TF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[I":Returns the next representable floating-point number.;To:RDoc::Markup::BlankLineo;
;	[I"MFloat::MAX.next_float and Float::INFINITY.next_float is Float::INFINITY.;T@o;
;	[I")Float::NAN.next_float is Float::NAN.;T@o;
;	[I"For example:;T@o:RDoc::Markup::Verbatim;	[+I"1p 0.01.next_float  #=> 0.010000000000000002
;TI"/p 1.0.next_float   #=> 1.0000000000000002
;TI"/p 100.0.next_float #=> 100.00000000000001
;TI"
;TI":p 0.01.next_float - 0.01   #=> 1.734723475976807e-18
;TI":p 1.0.next_float - 1.0     #=> 2.220446049250313e-16
;TI";p 100.0.next_float - 100.0 #=> 1.4210854715202004e-14
;TI"
;TI"Mf = 0.01; 20.times { printf "%-20a %s\n", f, f.to_s; f = f.next_float }
;TI"##=> 0x1.47ae147ae147bp-7 0.01
;TI"3#   0x1.47ae147ae147cp-7 0.010000000000000002
;TI"3#   0x1.47ae147ae147dp-7 0.010000000000000004
;TI"3#   0x1.47ae147ae147ep-7 0.010000000000000005
;TI"3#   0x1.47ae147ae147fp-7 0.010000000000000007
;TI"3#   0x1.47ae147ae148p-7  0.010000000000000009
;TI"2#   0x1.47ae147ae1481p-7 0.01000000000000001
;TI"3#   0x1.47ae147ae1482p-7 0.010000000000000012
;TI"3#   0x1.47ae147ae1483p-7 0.010000000000000014
;TI"3#   0x1.47ae147ae1484p-7 0.010000000000000016
;TI"3#   0x1.47ae147ae1485p-7 0.010000000000000018
;TI"2#   0x1.47ae147ae1486p-7 0.01000000000000002
;TI"3#   0x1.47ae147ae1487p-7 0.010000000000000021
;TI"3#   0x1.47ae147ae1488p-7 0.010000000000000023
;TI"3#   0x1.47ae147ae1489p-7 0.010000000000000024
;TI"3#   0x1.47ae147ae148ap-7 0.010000000000000026
;TI"3#   0x1.47ae147ae148bp-7 0.010000000000000028
;TI"2#   0x1.47ae147ae148cp-7 0.01000000000000003
;TI"3#   0x1.47ae147ae148dp-7 0.010000000000000031
;TI"3#   0x1.47ae147ae148ep-7 0.010000000000000033
;TI"
;TI"
f = 0.0
;TI"100.times { f += 0.1 }
;TI"dp f                            #=> 9.99999999999998       # should be 10.0 in the ideal world.
;TI"[p 10-f                         #=> 1.9539925233402755e-14 # the floating-point error.
;TI"bp(10.0.next_float-10)          #=> 1.7763568394002505e-15 # 1 ulp (units in the last place).
;TI"Vp((10-f)/(10.0.next_float-10)) #=> 11.0                   # the error is 11 ulp.
;TI"]p((10-f)/(10*Float::EPSILON))  #=> 8.8                    # approximation of the above.
;TI"kp "%a" % f                     #=> "0x1.3fffffffffff5p+3" # the last hex digit is 5.  16 - 5 = 11 ulp.;T:@format0:
@fileI"numeric.c;T:0@omit_headings_from_table_of_contents_below0I"!float.next_float  ->  float
;T0[I"();T@@FI"
Float;TcRDoc::NormalClass00

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