# Vocabulary/bdotu

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`(u b.) y`Verb Information Adverb

Rank Infinity *-- operates on x and y as a whole --*
WHY IS THIS IMPORTANT?

Generates one of 3 diagnostic functions associated with verb `u` according to the value of flag `y`

**y***resulting function*`_1`the linear representation of the obverse of `u``0`the (monad,dyad) *ranks*of`u``1`the linear representation of the identity function of `u`

u=: ^ NB. antilogarithm u b. _1 NB. what is the obverse of u? --the logarithm. ^. u=: < u b. 0 NB. what are the ranks of u? _ 0 0

### Common uses

1. Discover the basic characteristics of a given verb.

2. Find the rank(s) of a given verb.

### More Information

1. The result of ` u b.y ` is a numeric list if `y` is `0`,
or a character list if `y` is `_1` or `1`.