Given a value or vector *x* of values, find the value(s) of the function
*beta(x) = g(x)/φ(x) - 1 *,
where *g* is the convolution of the quasi-Cauchy with the
normal density *φ(x)*.

1 | ```
beta.cauchy(x)
``` |

`x` |
a real value or vector |

A vector the same length as *x*, containing the value(s) *beta(x)*.

Bernard Silverman

See `ebayesthresh`

and http://www.bernardsilverman.com

`beta.laplace`

1 | ```
beta.cauchy(c(-2,1,0,-4,8,50))
``` |

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