Some remarks on possible generalized inverses in semigroups.
On commuting generalized inverses of matrices and in associative rings.
Four variations on a theme of S. B. Presic concerning semigroup functional equations.
On some classes of linear equations. IV.
A few remarks on automorphic functions.
Reproductivity of some equations of analysis. II.
The general linear equation on vector spaces.
On general solutions of some functional equations.
Commutative weak generalized inverses of a square matrix and some related matrix equations.
On some classes of linear equations. V.
On general solutions of linear differential equations.
On commuting generalized inverses in semigroups.
On The Convergence Of Certain Sequences
Analytic and C-analytic functions.
Additions To Kamke's Treatise II: Nonlinear First And Second Order Differential Equations
On The Convergence Of Certain Sequences IV
A Remark On Generalisation Of Monotonic Sequences
On Some Classes Of Linear Equations
Notes On Partial Differential Equations III: Two Dirchlet Type Problems For Poisson's Equation
Complete Integrals Of A Class Of Linear Homogeneous Partial Differential Equations
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