[1] [CITE@en[Web Applications 1.0 r5373     Convert HTML from 'float' to 'double' throughout. THIS IS HIGHLY EXPERIMENTAL. THIS LIKELY HAS ALL KINDS OF IMPLICATIONS I HAVE NOT CONSIDERED. PLEASE SEND FEEDBACK IF THIS IS IN THE SLIGHTEST BIT PROBLEMATIC.]]
( ([TIME[2010-08-28 04:18:00 +09:00]] 版))
<http://html5.org/tools/web-apps-tracker?from=5372&to=5373>

[2] [CITE@en[Web Applications 1.0 r7129     Update to take into account WebIDL's 'double' vs 'unrestricted double' change.]]
( ([TIME[2012-06-12 08:07:00 +09:00]] 版))
<http://html5.org/tools/web-apps-tracker?from=7128&to=7129>

[3] [CITE@en[Clarify that unrestricted doubles and floats include NaNs. (#393)]]
([[tobie]]著, [TIME[2017-07-30 21:58:17 +09:00]])
<https://github.com/heycam/webidl/commit/44d0f24f4ef6632bf49dcf1650ff0d3c64778943>