In May 10th 2005, an expert of structured matrices called Georg Heinig died. He died in the age of 57. He was considered as one of the greatest mentors that all structured matrices community ever had.               

 As one of the top experts in the structured matrices field, he had many brilliant ideas for this field. His expertness on this field has given so many impacts to the developments of these field developments.

 To honor his awesome works in the past, his colleagues have decided to write a kind of note or journal about Georg Heinig in Memoriam. To show their respect to the late Georg Heinig and to keep people remember about his great achievements.