<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Dear ALL,<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Can any one help me to clarify how "dim_spi_n" deals with zero precipitation for both fitting with 2-param Gamma distribution and Pearson Type 3?</div><div><br data-mce-bogus="1"></div><div>and how it maps cumulative distribution function (cdf) into SPI values?</div><div><br data-mce-bogus="1"></div><div>Thanks in advance.</div><div><br data-mce-bogus="1"></div><div>BRGs,<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Kritanai T.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div> <br data-mce-bogus="1"></div></div></body></html>