rounderr

reverse mode rounding error machine

starting design guide source

Formula runs as you type

Numbers ↑ ↓ nudge by 10%

Dashed boxes are numbers picked for you so the formula could run.

Precision 53 bits

Reader

waiting for the engine auto run

Starting the enginePython is loading.

Eric Shi, CS 4999 with Dr. David Bindel, Cornell. The math is Linnainmaa's reverse mode error analysis in Bindel's notation.