Posted to tcl by aspect at Sat Jun 20 17:27:00 GMT 2015view pretty

% seefloat 6.9294956446009195e15 binary64

Value: 6929495644600919.0  (0 10000110011 1000100111100101011011101110010111100111101001010111)
Sign: +
Exponent: 52
Mantissa: 2425896017230423
Significand: 1 + (2425896017230423 / (2.**52))
Expression:  (1 + (2425896017230423 / (2.**52))) * 2.**52
Re-calculated value:  6929495644600919.0

% seefloat [s2d 6.9294956446009195e15] binary64

Value: 6929495644600920.0  (0 10000110011 1000100111100101011011101110010111100111101001011000)
Sign: +
Exponent: 52
Mantissa: 2425896017230424
Significand: 1 + (2425896017230424 / (2.**52))
Expression:  (1 + (2425896017230424 / (2.**52))) * 2.**52
Re-calculated value:  6929495644600920.0