Fix issue with losing precision in RM reconstruction when K and phi are small
Fix issue with losing precision in RM reconstruction when K and phi are small

paulromano/openmc,liangjg/openmc,amandalund/openmc,smharper/openmc,wbinventor/openmc,wbinventor/openmc,johnnyliu27/openmc,paulromano/openmc,amandalund/openmc,samuelshaner/openmc,paulromano/openmc,walshjon/openmc,walshjon/openmc,liangjg/openmc,liangjg/openmc,paulromano/openmc,bhermanmit/openmc,shikhar413/openmc,walshjon/openmc,shikhar413/openmc,johnnyliu27/openmc,wbinventor/openmc,smharper/openmc,mit-crpg/openmc,wbinventor/openmc,smharper/openmc,samuelshaner/openmc,smharper/openmc,amandalund/openmc,shikhar413/openmc,mit-crpg/openmc,samuelshaner/openmc,bhermanmit/openmc,walshjon/openmc,amandalund/openmc,samuelshaner/openmc,mit-crpg/openmc,liangjg/openmc,shikhar413/openmc,johnnyliu27/openmc,johnnyliu27/openmc,mit-crpg/openmc