Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 786332b327ea8c917f175f23d31e9bca5621db3adef5e1446d4f021a185d5bdb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^