zerofind

Returns TRUE if range of the argument includes 0 and FALSE if not.

logic

These functions were developed to support functional data
analysis as described in Ramsay, J. O. and Silverman, B. W.
(2005) Functional Data Analysis. New York: Springer and in
Ramsay, J. O., Hooker, Giles, and Graves, Spencer (2009).
Functional Data Analysis with R and Matlab (Springer).
The package includes data sets and script files working many examples
including all but one of the 76 figures in this latter book. Matlab versions
are available by ftp from
<https://www.psych.mcgill.ca/misc/fda/downloads/FDAfuns/>.

S by Jim Ramsey

Functional Data Analysis

James Ramsay

Giles Hooker

Spencer Graves

zerofind function

<dl> <dt>fmat</dt>
<dd>An object from which 'range' returns two numbers.</dd></dl>

Arguments

Does the range of the input contain 0? — zerofind

<dl>

 <dt>fmat</dt>
<dd>An object from which 'range' returns two numbers.</dd>

</dl>

zerofind: Does the range of the input contain 0?

Description

Usage

Value

Arguments

See Also

Examples