Document function contracts better #183

1. 
   gmaxwell commented at 4:48 am on January 11, 2015: contributor

   Something of a long term hygiene issue. The internal functions have some implicit contracts (e.g. scaling) which are not yet completely documented. This may present hazards for third-party or future changes which could be avoided now by documenting more of them while they’re fresh.
2. gmaxwell added the label Assurance on Jan 11, 2015
3. gmaxwell added this to the milestone initial release on Aug 27, 2015
4. jonasnick removed this from the milestone initial release on Apr 28, 2020

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assurance