Papers - SAWAHARA Masatomo
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Cylinders in Du Val del Pezzo surfaces of degree one with Picard rank two
Jaehyun Kim, Dae-Won Lee, Masatomo Sawahara
EMS Surveys in Mathematical Sciences (To appear) 2026.4
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Polarized cylinders in Du Val del Pezzo surfaces of degree two
Masatomo Sawahara
Transformation Groups (Online first) 41pp 2026.6
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Cylindrical ample divisors on Du Val del Pezzo surfaces
Masatomo Sawahara
Forum Mathematicum 37 ( 5 ) 1597 - 1619 2025.9
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Minimal compactifications of the affine plane with only star-shaped singularities
Masatomo Sawahara
Taiwanese Journal of Mathematics 29 ( 3 ) 425 - 447 2025.6
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Cylinders in canonical del Pezzo fibrations
Masatomo Sawahara
Annales de l'Institut Fourier 74 ( 1 ) 1 - 69 2024.5
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Minimal compactifications of the affine plane with nef canonical divisors
Masatomo Sawahara
Communications in Algebra 52 ( 5 ) 2185 - 2204 2024.3
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Cylinders in weak del Pezzo fibrations
Masatomo Sawahara
Transformation Groups 28 ( 1 ) 413 - 437 2023.3
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Notes on cylinders in smooth projective surfaces
Masatomo Sawahara
Geometriae Dedicata 217 ( 1 ) 14pp 2023.2
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Compactifications of the affine plane over nonclosed fields
Masatomo Sawahara
Pacific Journal of Mathematics 321 ( 2 ) 375 - 413 2022.12