Middle East Technical University

Department of Mathematics

06800 Ankara

Turkey

Email: bhupal [at] metu.edu.tr

Phone: +90 312 210 5378

Fax: +90 312 210 2972

- A generalisation of the Morse inequalities,
*J. Aust. Math. Soc.,***70**, no. 3 (2001), 351-385. - A partial order
on the group of contactomorphisms of
`R`^{2n+1}via generating functions,*Turkish J. Math.*,**25**, no. 1 (2001), 125-135. - On singular solutions of implicit second-order
ordinary differential equations,
*Hokkaido Math. J.*,**32**, no. 2 (2003), 623-641. - On symplectic fillings of links of
rational surface singularities with reduced fundamental cycle,
*Nagoya Math. J.*,**175**(2004), 51-57. - Minimal page-genus of Milnor open books on links of rational surface singularities, with S. Altınok,
*Contemporary Mathematics*, Volume 475 (2008), 1-10. - Open book decompositions of links of simple surface singularities,
*Intern. J. Math.*,**20**, no. 12 (2009), 1527-1545. - Weighted homogeneous singularities and rational homology disk smoothings, with A. I. Stipsicz,
*Amer. J. Math.*,**133**, no. 5 (2011), 1259-1297. - Milnor open books of links of some rational surface singularities, with B. Ozbagci,
*Pacific J. Math.*,**254**, no. 1 (2011), 57-65. - Symplectic fillings of links of quotient surface singularities, with K. Ono,
*Nagoya Math. J.*,**207**(2012), 1-45.

C++ program to compute symplectic fillings of links of quotient surface singularities, List of singularites, List of symplectic fillings (Produced by program), Documentation. - Smoothings of singularities and symplectic topology, with A. I. Stipsicz, in Deformations of Surface Singularies,
*Bolyai Mathematical Studies*,**23**, (2013), 57-97. - Canonical contact structures on some singularity links, with B. Ozbagci,
*Bull. Lond. Math. Soc.*,**46**(2014), 576-586. - Symplectic fillings of lens spaces as Lefschetz fibrations, with B. Ozbagci,
*J. European Math. Soc.*,**18**, no. 7 (2016), 1515-1535. - Nonexistence of rational homology disk weak fillings of certain singularity links, with A. I. Stipsicz,
*Proceeding of the 22nd Gökova Geometry-Topology Conference*(2016), 202-217. - Corrigendum: Symplectic fillings of links of quotient surface singularities, with K. Ono,
*Nagoya Math. J.*,**225**(2017), 207-212. - On the monodromy of Milnor open books, with S. Altınok,
*Turkish J. Math.*,**42**, (2018), 1005-1017. - Open book decompositions of links of minimally elliptic singularities,
*Math. Nachrichten.,***294**, no. 3 (2021), 450-485.

- Unbraided wiring diagrams for Stein fillings of lens spaces, with B. Ozbagci.
- Rational blowdown graphs for symplectic fillings of lens spaces, with B. Ozbagci.