Fix small logic error in pseudocode
Fix small logic error in pseudocode

craigsapp/minHumdrum,humdrum-tools/minHumdrum,craigsapp/humlib,craigsapp/minHumdrum,craigsapp/minHumdrum,humdrum-tools/minHumdrum,craigsapp/humlib,craigsapp/humlib,humdrum-tools/minHumdrum