to_abundance converts another isotopic data type to an abundance.
The to_ab function is a shorthand for to_abundance but otherwise identical.
to_abundance(iso) to_ab(iso) # S4 method for ANY to_abundance(iso) # S4 method for Abundance to_abundance(iso) # S4 method for Abundances to_abundance(iso) # S4 method for Ratio to_abundance(iso) # S4 method for Ratios to_abundance(iso) # S4 method for Intensities to_abundance(iso) # S4 method for Delta to_abundance(iso)
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isotope abundance object if iso can be converted to a abundance, an error otherwise