## Registered User | |
---|---|

real name | Yi Wang |

member since | 2011-12-14 21:44:55 +0100 |

last seen | 2013-01-28 10:01:02 +0100 |

website | http://www.physics.mcgill.c... |

location | Montreal, Canada |

age, years | 39 |

todays unused votes | 30 votes left |

Theoretical cosmologist and a fun of computer technology.

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● Notable Question
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4

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● Enlightened × 1 ● Famous Question × 1 ● Self-Learner × 1

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● Nice Question × 2

- Taylor expansion twice for a general function cause problem?
- Is it possible to define (or assume) a general positive function?
- How to save a list to a file, with sage objects in it?
- Why functions are much slower than var in some calculations?

- Taylor expansion twice for a general function cause problem?
- [Solved] Difference about divide operator in python2 and sage
- How to save a list to a file, with sage objects in it?
- Is it possible to define (or assume) a general positive function?
- Why functions are much slower than var in some calculations?

● Scholar × 1 ● Nice Answer × 4

- Reliability of Sage vs commercial software
- subs_expr with e^t
- How to do mul(function, i=1..n); like in Maple?
- Min and functions

● Enlightened × 1 ● Famous Question × 1 ● Self-Learner × 1

● Supporter × 1 ● Necromancer × 1 ● Great Answer × 2

● Guru × 2 ● Taxonomist × 1

● Student × 1 ● Teacher × 1 ● Editor × 1

● Nice Question × 2

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