... My name is Alexander Prokhorov. I joined the group of Prof. Alexander Loskutov at 1993-1994. ... The name of my master degree research (diploma) is "On the properties of quadratic maps under parametric perturbations". ... Combining the study at the group of Prof. Alexander Loskutov and work at the Institute of System Programming had helped me to perform the complicated computer investigations that were necessary to finish my degree PhD thesis. ...