SRINIVASA RAMANUJAN - CROSSWORD PUZZLE

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Across
  1. 2. worked on this type of series with divergent sums
  2. 5. his mentor
  3. 6. 'lost notebook' is in this university
Down
  1. 1. the man who knew infinity
  2. 3. his field of research
  3. 4. he was born in this indian city