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Im=πI Im= √2I Ie= √2Im Im=√2/2I
to swim swimming swim to have swim
beating beaten having beaten being beaten
procreate eat live assemble
/, on with, on with, in with, of
/, on with, on with, in with, of
Im=√ 2I; Im=√2I/ 2; Im=I; Im=√ 3I。
though although however yet
yet though although besides
to swim swimming swim to have swim
disappeared gone removed beaten
Im=√2I Im=√2I/2 Im=I Im=√3I
11Im1-3Im2= 5 11Im1+3Im2=5 11Im1+3Im2=-5 11Im1-3Im2=-5