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ppm

PPM - Parts per Million

Description

ppm is a small helper function to determine the parts-per-million for a user-provided value and ppm.

Usage

ppm(x, ppm)

Arguments

x

numeric, value(s) used for ppm calculation, e.g. mz value(s).
ppm

numeric, parts-per-million (ppm) value(s).

Value

numeric: parts-per-million of x

Author(s)

Sebastian Gibb

Examples

ppm(c(1000, 2000), 5)
MsCoreUtils

Core Utils for Mass Spectrometry Data

v1.2.0
Artistic-2.0
Authors
RforMassSpectrometry Package Maintainer [cre], Laurent Gatto [aut] (<https://orcid.org/0000-0002-1520-2268>), Johannes Rainer [aut] (<https://orcid.org/0000-0002-6977-7147>), Sebastian Gibb [aut] (<https://orcid.org/0000-0001-7406-4443>), Adriaan Sticker [ctb], Sigurdur Smarason [ctb], Thomas Naake [ctb]
Initial release

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