Takefumi Igarashi. The second critical exponent for a time-fractional reaction-diffusion equation. Mathematics. 2024. 12. 18. 1-15
Takefumi Igarashi. Blow-up and critical exponents in a degenerate parabolic equation with weighted Source. Funkcialaj Ekvacioj. 2023. 66. 1. 17-34
Takefumi Igarashi. Life span of solutions for a degenerate parabolic equation with non-decaying initial data. Far East Journal of Mathematical Sciences (FJMS). 2019. 121. 1. 39-61
Takefumi Igarashi. Life span of solutions for a fast diffusion equation with source. Universal Journal of Mathematics and Mathematical Sciences. 2015. 7. 1. 17-31
Takefumi Igarashi, Noriaki Umeda. Existence of global solutions in time for reaction-diffusion systems with inhomogeneous terms in cones. Preprint Series, Graduate School of Mathematical Sciences, The University of Tokyo. 2009. 25. 1-22