Changes between Version 3 and Version 5 of Ticket #11368
- Timestamp:
- 12/20/13 17:45:15 (8 years ago)
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Ticket #11368
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toneeds_review
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Peter Bruin
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u/pbruin/11368-coerce_rational_function_field
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Ticket #11368 – Description
v3 v5 4 4 sage: S = R.fraction_field() 5 5 sage: S(pari((x+y)/y)) 6 TypeError: no canonical coercion from Fraction Field of Multivariate Polynomial Ring in x, y over Rational Field to Rational Field 6 TypeError: no canonical coercion from Fraction Field of Multivariate Polynomial Ring in x, y over Rational Field to Rational Field 7 7 }}} 8 8 However, if you replace (x+y)/y with x+y, it works (in other words, polynomials work but rational functions don't).