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documentation:ref:expandtensors [2015/11/20 20:43] poslavskysv [Examples] |
documentation:ref:expandtensors [2015/11/21 12:33] (current) |
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| + (c+r)*((a+b)*(c+d)*(k+i) + (a + c))*(c+d)*t_a*t^a | + (c+r)*((a+b)*(c+d)*(k+i) + (a + c))*(c+d)*t_a*t^a | ||
| </sxh> | </sxh> | ||
| + | |||
| + | ---- | ||
| + | Specify additional simplifications: | ||
| + | |||
| + | <sxh groovy; gutter: false> | ||
| + | def simplify = 'f_a*f^a = a'.t & 'f_a*t^a = b'.t & 't_a*t^a = c'.t | ||
| + | def t = '(2*(c+a)-164*a)*(f_{a}+t_{a})*f^{a}'.t | ||
| + | println ExpandTensors[simplify] >> t | ||
| + | </sxh> | ||
| + | <sxh plain; gutter: false> | ||
| + | > a*(-164*a+2*(c+a))+b*(-164*a+2*(c+a)) | ||
| + | </sxh> | ||
| + | |||
| ====See also==== | ====See also==== | ||
| * Related guides: [[documentation:guide:applying_and_manipulating_transformations]], [[documentation:guide:list_of_transformations]] | * Related guides: [[documentation:guide:applying_and_manipulating_transformations]], [[documentation:guide:list_of_transformations]] | ||
| * Related transformations: [[documentation:ref:expand]], [[documentation:ref:expandall]], [[documentation:ref:expandnumerator]], [[documentation:ref:expanddenominator]] | * Related transformations: [[documentation:ref:expand]], [[documentation:ref:expandall]], [[documentation:ref:expandnumerator]], [[documentation:ref:expanddenominator]] | ||
| - | * JavaDocs: [[http://api.redberry.cc/redberry/1.1.8/java-api/cc/redberry/core/transformations/expand/ExpandTensorsTransformation.html|ExpandTensorsTransformation]] | + | * JavaDocs: [[http://api.redberry.cc/redberry/1.1.9/java-api/cc/redberry/core/transformations/expand/ExpandTensorsTransformation.html|ExpandTensorsTransformation]] |
| * Source code: [[https://bitbucket.org/redberry/redberry/src/tip/core/src/main/java/cc/redberry/core/transformations/expand/ExpandTensorsTransformation.java|ExpandTensorsTransformation.java]] | * Source code: [[https://bitbucket.org/redberry/redberry/src/tip/core/src/main/java/cc/redberry/core/transformations/expand/ExpandTensorsTransformation.java|ExpandTensorsTransformation.java]] | ||
| + | |||