Source history
Original source: arXiv:2107.09590v1
Detailed backend records are private. Public author/source status appears above.
The permanent identity and original source provenance are retained below.
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"kind": "Example",
"number": "3.17",
"title": "Example 3.17. Let X1 = {x1, . . . , xa} and X2 = {xa+1, . . . , xa+b} be alphabets with |X1| = a and",
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