X-Git-Url: https://git.donarmstrong.com/?p=mothur.git;a=blobdiff_plain;f=simpson.cpp;h=edc35bd6c04f42c3d687dce377df6b6442e36a18;hp=bf3365ddeadd942a53733e85cbb1eeb30cdc0bb7;hb=cf9987b67aa49777a4c91c2d21f96e58bf17aa82;hpb=afed323beddfc099c365104b9071600aea9731bd

diff --git a/simpson.cpp b/simpson.cpp
index bf3365d..edc35bd 100644
--- a/simpson.cpp
+++ b/simpson.cpp
@@ -28,13 +28,13 @@ EstOutput Simpson::getValues(SAbundVector* rank){
 		if(sobs != 0){
 			double simnum=0.0000;
 		
-			for(unsigned long int i=1;i<=maxRank;i++){
+			for(unsigned long long i=1;i<=maxRank;i++){
 				simnum += (double)(rank->get(i)*i*(i-1));
 			}
 			
 			simpson = simnum / (sampled*(sampled-1));
 		
-			for(unsigned long int i=1;i<=maxRank;i++){
+			for(unsigned long long i=1;i<=maxRank;i++){
 				double piI = (double) i / (double)sampled;
 				firstTerm += rank->get(i) * pow(piI, 3);
 				secondTerm += rank->get(i) * pow(piI, 2);