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## determinent of undefined matrix?

**From**: |
NZG |

**Subject**: |
determinent of undefined matrix? |

**Date**: |
Fri, 10 Sep 2004 16:02:24 -0500 |

**User-agent**: |
KMail/1.6.2 |

I want to solve the determinent of a matrix containing an unknown s such as
det[s 1;1 s]
ans
s^2 - 1
in Matlab I just define
s = sym('s')
beforehand.
This doesn't work in Octave, what's an equivalent method?
Does one exist?
thx,
NZG.
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**determinent of undefined matrix?**,
*NZG* **<=**