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Felix Ulmer

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2009
19EELionel Chaussade, Pierre Loidreau, Felix Ulmer: Skew codes of prescribed distance or rank. Des. Codes Cryptography 50(3): 267-284 (2009)
2007
18EEDelphine Boucher, Willi Geiselmann, Felix Ulmer: Skew-cyclic codes. Appl. Algebra Eng. Commun. Comput. 18(4): 379-389 (2007)
2005
17EEFelix Ulmer: Note on algebraic solutions of differential equations with known finite Galois group. Appl. Algebra Eng. Commun. Comput. 16(4): 205-218 (2005)
2003
16EEDelphine Boucher, Philippe Gaillard, Felix Ulmer: Fourth order linear differential equations with imprimitive group. ISSAC 2003: 45-49
15EEFelix Ulmer: Liouvillian solutions of third order differential equations. J. Symb. Comput. 36(6): 855-889 (2003)
2002
14EEOlivier Cormier, Michael F. Singer, Barry M. Trager, Felix Ulmer: Linear Differential Operators for Polynomial Equations. J. Symb. Comput. 34(5): 355-398 (2002)
2000
13EEOlivier Cormier, Michael F. Singer, Felix Ulmer: Computing the Galois group of a polynomial using linear differential equations. ISSAC 2000: 78-85
1999
12 Mark van Hoeij, Jean-François Ragot, Felix Ulmer, Jacques-Arthur Weil: Liouvillian Solutions of Linear Differential Equations of Order Three and Higher. J. Symb. Comput. 28(4-5): 589-609 (1999)
1997
11EEWilli Geiselmann, Felix Ulmer: Constructing a Third-Order Linear Differential Equation. Theor. Comput. Sci. 187(1-2): 3-6 (1997)
1996
10 Felix Ulmer, Jacques-Arthur Weil: Note on Kovacic's Algorithm. J. Symb. Comput. 22(2): 179-200 (1996)
1995
9 Michael F. Singer, Felix Ulmer: Necessary Conditions for Liouvillian Solutions of (Third Order) Linear Equations. Appl. Algebra Eng. Commun. Comput. 6: 1-22 (1995)
1994
8 Felix Ulmer: Irreducible Linear Differential Equations of Prime Order. J. Symb. Comput. 18(4): 385-401 (1994)
1993
7 Michael F. Singer, Felix Ulmer: On a Third Order Differential Equation whose Differential Galois Group is the Simple Group of 168 Elements. AAECC 1993: 316-324
6 Michael F. Singer, Felix Ulmer: Liouvillian and Algebraic Solutions of Second and Third Order Linear Differential Equations. J. Symb. Comput. 16(1): 37-73 (1993)
5 Michael F. Singer, Felix Ulmer: Galois Groups of Second and Third Order Linear Differential Equations. J. Symb. Comput. 16(1): 9-36 (1993)
1992
4EEMichael F. Singer, Felix Ulmer: Liouvillian Solutions of Third Order Linear Differential Equations: New Bounds and Necessary Conditions. ISSAC 1992: 57-62
1991
3 Felix Ulmer: On Algebraic Solutions of Linear Differential Equations with Primitive Unimodular Galois Group. AAECC 1991: 446-455
2 Felix Ulmer: On Liouvillian Solutions of Linear Differential Equations. Appl. Algebra Eng. Commun. Comput. 2: 171-193 (1991)
1990
1EEFelix Ulmer, Jacques Calmet: On Liouvillian Solutions of Homogeneous Linear Differential Equations. ISSAC 1990: 236-243

Coauthor Index

1Delphine Boucher [16] [18]
2Jacques Calmet [1]
3Lionel Chaussade [19]
4Olivier Cormier [13] [14]
5Philippe Gaillard [16]
6Willi Geiselmann [11] [18]
7Mark van Hoeij [12]
8Pierre Loidreau [19]
9Jean-François Ragot [12]
10Michael F. Singer [4] [5] [6] [7] [9] [13] [14]
11Barry M. Trager [14]
12Jacques-Arthur Weil [10] [12]

Colors in the list of coauthors

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