78 citations · 265 across the 23 of their papers we have counts for
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math.HO2019
Maurice Janet's algorithms on systems of linear partial differential equations
Kenji Iohara, Philippe Malbos
This article presents the emergence of formal methods in theory of partial differential equations (PDE) in the french school of mathematics through Janet's work in the period 1913-…
math.RT2019
Invariants of the Weyl Group of Type
Kenji Iohara, Yosihisa Saito
In this note, we show the polynomiality of the ring of invariants with respect to the Weyl group of type .