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# Differences

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integral_breadth [2018/03/19 08:03] rowlesmr3 added PVII peak shape |
integral_breadth [2018/03/19 08:05] rowlesmr3 |
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There are some macros below that give the IB of a peak given its parameters. | There are some macros below that give the IB of a peak given its parameters. | ||

+ | |||

+ | See also [[peak_shapes]]. | ||

Macro by: Matthew Rowles. | Macro by: Matthew Rowles. | ||

Line 26: | Line 28: | ||

} | } | ||

- | macro & Integral_Breadth_PVII(& m, & w) | + | macro & Integral_Breadth_PVII(& m, & fwhm) |

{ | { | ||

- | (w Sqrt(Pi) Gamma_Approx(m-0.5)) / (2 Sqrt(2^(1/m) - 1) Gamma_Approx(m)) | + | (fwhm Sqrt(Pi) Gamma_Approx(m-0.5)) / (2 Sqrt(2^(1/m) - 1) Gamma_Approx(m)) |

} | } | ||

</code> | </code> | ||