It is an opinion!
he
picasso is best than angelo either by art or science
Nobody.
Best Practice Picasso Masters the Art - 1992 is rated/received certificates of: Australia:G
Everything around him.
Pablo Picasso is best known for his Cubist art.
I do not know what your question means: 'after Picasso' can mean that a work of art is copied or paraphrased from a Picasso work. Or maybe you mean 'What has happened in the art world after Picasso's death?' In that case the answer is that since Picasso died in 1973 nothing really revolutionary has happened. Pop Art was already under way, of course. We have had Minimalism, Land Art, various types of Installation. Definitely later than Picasso are video art and computer art.
In Cubism.
he makes paintings
Western art has gone through a revolution in the 20th century. Picasso's work is one of several strong forces behind this revolution.
He was famous.
Picasso