some of you might know harro heuser, a german mathematician. he is famous among students for his introductionary books on analysis, which explain very well and in great detail many aspects about the analysis which is taught to students of mathematics in the first year.
today, i was informed that he passed away.
rest in peace.
one thing is for sure: he won’t be forgotten by the next generations of mathematics students, since his textbooks are still some of the best ones available.