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documentation:ref:spinorssimplify [2015/11/21 10:15] poslavskysv [Examples] |
documentation:ref:spinorssimplify [2015/11/21 10:16] poslavskysv [Examples] |
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| <sxh groovy; gutter: true; first-line: 1> | <sxh groovy; gutter: true; first-line: 1> | ||
| def options = [uBar: 'cu', vBar: 'cv', u: 'u', v: 'v', | def options = [uBar: 'cu', vBar: 'cv', u: 'u', v: 'v', | ||
| - | Momentum: 'p_a', Mass: 'm', DiracSimplify: true] | + | Momentum: 'p_a', Mass: 'm', DiracSimplify: true] |
| - | def sSimplify = SpinorsSimplify[] | + | def sSimplify = SpinorsSimplify[options] |
| println sSimplify >> 'cu*G^a*G_b*G_a*p^b'.t | println sSimplify >> 'cu*G^a*G_b*G_a*p^b'.t | ||
| </sxh> | </sxh> | ||
| <sxh plain; gutter: false> | <sxh plain; gutter: false> | ||
| > -2*m*cu | > -2*m*cu | ||
| + | </sxh> | ||
| + | Do the same in $D$ dimensions: | ||
| + | <sxh groovy; gutter: true; first-line: 1> | ||
| + | options['Dimension'] = 'D' | ||
| + | sSimplify = SpinorsSimplify[options] | ||
| + | println sSimplify >> 'cu*G^a*G_b*G_a*p^b'.t | ||
| + | </sxh> | ||
| + | <sxh plain; gutter: false> | ||
| + | > (-D*m+2*m)*cu | ||
| </sxh> | </sxh> | ||
| ====See also==== | ====See also==== | ||