| 2013 | ||
|---|---|---|
| j8 | Stephen G. Simpson, Keita Yokoyama: Reverse mathematics and Peano categoricity. Ann. Pure Appl. Logic 164(3): 284-293 (2013) | |
| j7 | Keita Yokoyama: On the strength of Ramsey's theorem without Σ1-induction. Math. Log. Q. 59(1-2): 108-111 (2013) | |
| 2012 | ||
| j6 | Sam Sanders, Keita Yokoyama: The Dirac delta function in two settings of Reverse Mathematics. Arch. Math. Log. 51(1-2): 99-121 (2012) | |
| 2011 | ||
| j5 | Stephen G. Simpson, Keita Yokoyama: A Nonstandard Counterpart of WWKL. Notre Dame Journal of Formal Logic 52(3): 229-243 (2011) | |
| 2010 | ||
| j4 | Keita Yokoyama: Formalizing non-standard arguments in second-order arithmetic. J. Symb. Log. 75(4): 1199-1210 (2010) | |
| 2007 | ||
| j3 | Keita Yokoyama: Complex analysis in subsystems of second order arithmetic. Arch. Math. Log. 46(1): 15-35 (2007) | |
| j2 | Nobuyuki Sakamoto, Keita Yokoyama: The Jordan curve theorem and the Schönflies theorem in weak second-order arithmetic. Arch. Math. Log. 46(5-6): 465-480 (2007) | |
| j1 | Keita Yokoyama: Non-standard analysis in ACA0 and Riemann mapping theorem. Math. Log. Q. 53(2): 132-146 (2007) | |
| 1 | Nobuyuki Sakamoto | |
| 2 | Sam Sanders | |
| 3 | Stephen G. Simpson |
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