A First Course in String Theory

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Show that this condition fixes uniquely , and , thus reproducing the result in (3.90).

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Eq. (3.93):

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var('a b c') solve([3*a+b+2*c==1, -a+c==0, -2*a-b-c==0], a, b, c)

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Eq. (3.90):

— Me@2022-06-23 10:46:22 AM

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