Checking for the case when E1-E2 == 0
Checking for the case when E1-E2 == 0

ahsanKTH/ipsl,OpenIPSL/OpenIPSL,fran-jo/OpenIPSL,tinrabuzin/OpenIPSL,SmarTS-Lab/OpenIPSL,itesla/ipsl,MaximeBaudette/OpenIPSL,SmarTS-Lab/OpenIPSL