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The Compleat User RPL Encyclopedia


1/X (key)

Keyboard name for the INV function.

Reciprocates numbers, algebraic objects, and units, and inverts matrices.

Examples:

2. INV    .5
'3/7' INV    '7/3'
2_ft/s INV    .5_s/ft
[[1 2][3 5]] INV    [[-5 2][3 -1]]
INV    0
(HP49/50 only)

See INV for more details.