Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b320cec0a657e942dd23b6b2369239af1ad7bb3e01c66b62d8c01df9330e18e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^