sfsmisc (version 1.1-5)

signi: Rounding to Significant Digits

Description

Rounds to significant digits similarly to signif.

Usage

signi(x, digits = 6)

Arguments

x

numeric vector to be rounded.

digits

number of significant digits required.

Value

numeric vector “close” to x, i.e. by at least digits significant digits.

See Also

signif, round.

Examples

Run this code
# NOT RUN {
(x1 <- seq(-2, 4, by = 0.5))
identical(x1, signi(x1))# since 0.5 is exact in binary arithmetic
(x2 <- pi - 3 + c(-5,-1,0, .1, .2, 1, 10,100))
signi(x2, 3)
# }

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