B. E Pluribus Unum

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# 10B. E Pluribus Unum

`m0=: >./` | List maximum or column maxima
`d1=: >./ .*` | Maximum of x weighted by y
`d2=: <./ .*` | Minimum of x weighted by y
`d3=: +/ .= ,` | How many x in y?
`m4=: +/"1` | Sum rows of y
`m5=: >./-<./` | 1 less than range of y
`m6=: [: >./ 0: , ]` | Maximum of y, but at least 0
`m7=: <./` | List minimum or column minima

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