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Converting delta prime to delta

Source: R/utils.R
unprime.Rd

unprime() converts "delta prime" values to "classical delta" values.

Usage

unprime(prime)

Arguments

prime

"Delta prime" values to be converted (‰).

Value

Returns the "classical delta" value (‰).

Details

$$\delta^{17}O = 1000 \times e^{(\frac{\delta'^{17}O}{1000}+1)}$$

See also

prime() converts "classical delta" values to "delta prime" values.

Examples

unprime(9.950331) # Return 10
#> [1] 10