| 2016-01-14 17:29:38 +0200 | received badge | ● Student (source) |
| 2016-01-13 17:45:37 +0200 | asked a question | polynomial equation How can I solve it by sage? |
| 2016-01-13 17:45:37 +0200 | asked a question | how to find solutions of a system of polynomial equations solve(-6-4y-x-(1+y)x+sqrt((4(1+y))(2+x)(4+2y+x)+(-(1+y)x+2+x)^2)==0, (2(4+2y+x))(1+y)-(1+y)x+2+x+sqrt((4(1+y))(2+x)(4+2y+x)+(-(1+y)x+2+x)^2)-(2+y)(-(1+y)x+2+x+sqrt((4(1+y))(2+x)(4+2y+x)+(-(1+y)*x+2+x)^2))==0, x,y) |
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