Ghost propagator and ghost-gluon vertex from Schwinger-Dyson equations
The research of J. P. is supported by the Spanish MEYC under Grant No. FPA2011-23596. The work of A. C. A is supported by the National Council for Scientific and Technological Development-CNPq under the Grant No. 306537/2012-5 and Project No. 473260/2012-3 and by Sao Paulo Research Foundation-FAPESP through Project No. 2012/15643-1.