Peripheral drift illusion: Difference between revisions

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=={{header|Fōrmulæ}}==

{{FormulaeEntry|page=https://formulae.org/?script=examples/Peripheral_drift_illusion}}

'''Solution'''

The following function generates a Paul Nasca peripheral drift illusion:

[[File:Fōrmulæ - Peripheral drift illusion 01.png]]

'''Test case:'''

[[File:Fōrmulæ - Peripheral drift illusion 02.png]]

[[File:Fōrmulæ - Peripheral drift illusion 03.png]]


=={{header|Julia}}==
=={{header|Julia}}==