Seminar Archive - Autumn 2008: Difference between revisions
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|The algebra of scalar differential invariants of equations <math>y''=a(x,y)(y')^3+b(x,y)(y')^2+c(x,y)y'+d(x,y)</math> | |The algebra of scalar differential invariants of equations <math>y''=a(x,y)(y')^3+b(x,y)(y')^2+c(x,y)y'+d(x,y)</math> | ||
[[Seminar talk, 26 November 2008|absract (in Russian)]] | [[Seminar talk, 26 November 2008|absract (in Russian)]] | ||
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|style="background-color:#cedff2;" |12 November 2008 | |||
|'''[[Oleg Morozov]]''' | |||
|Contact integrable extensions of symmetry pseudogroup and coverings of the <math>r</math>-mdKP and <math>r</math>-dDym | |||
[[Seminar talk, 12 November 2008|absract (in Russian)]] | |||
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Revision as of 00:15, 6 April 2009
Date | Speaker | Talk |
---|---|---|
24 December 2008 | Arthemy Kiselev | Involutive distributions of operator-valued evolutionary vector fields. II. |
17 December 2008 | Vladimir Chetverikov | The problem of flatness and transformations of the Vinogradov -spectral sequence (Part 1) |
26 November 2008 | Valery Yumaguzhin | The algebra of scalar differential invariants of equations |
12 November 2008 | Oleg Morozov | Contact integrable extensions of symmetry pseudogroup and coverings of the -mdKP and -dDym |