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 | 1 | initial version |  |
Here is a way:
sage: R.<x,y>=QQbar[]
sage: R({(1,1):2})
2*x*y
sage: R({(1,1):2,(3,4):77})
77*x^3*y^4 + 2*x*y| | 1 | initial version | |
Here is a way:
sage: R.<x,y>=QQbar[]
sage: R({(1,1):2})
2*x*y
sage: R({(1,1):2,(3,4):77})
77*x^3*y^4 + 2*x*y
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