Cryptic crossword clue
Bringing diverse people together maybe for a mathematical exercise 11

The most common and most likely answer to this crossword clue is the 11 letter word INTEGRATION

I've seen this crossword clue in The Daily Telegraph
I
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Buddy explains!

The straight part
We know that "Bringing diverse people together/a mathematical exercise" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bringing diverse people together/a mathematical exercise = integration.
The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.
This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.

What does INTEGRATION mean?

INTEGRATION noun
  1. The act or process of making whole or entire.
  2. (society) The process of fitting into a community, notably applied to minorities.
  3. The operation of finding the integral of a function.
  4. In evolution, the process by which the manifold is compacted into the relatively simple and permanent; supposed to alternate with differentiation as an agent in species' development.
  5. The combination with compatible elements in order to incorporate them.
INTEGRATION noun
  1. The process of countering racial segregation.

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