The rectangle or box glyph used in the APL
language for various arcane purposes mostly related to I/O.
Last updated: 2007-05-31
QTRADER ♦ quad ♦ Quadralay Corporation ♦ Quadrature Amplitude Modulation
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Updated: Tue, 16 Oct 2018 22:24:25 GMT
Imperial College Department of Computing
Copyright Denis Howe 1985