#/. Improved

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#/. Improved | initial writing: 2005-01-20 last updated: 2005-01-21

The verb`x#/.y` is now faster and leaner on boolean list arguments.

       ts=: 6!:2 , 7!:2@]
       x=: 1e6 ?@$ 2

       ts '#/.~ x'    NB. J 5.03
    0.00201049 1024
       ts '#/.~ x'    NB. J 5.04
    0.000393657 960

       0.00201049 1024 % 0.000393657 960
    5.10721 1.06667

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