Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f84d877f57a71369f5fe44a3bc4b40f5ed9cf812d0d7308f1408cf20cf679c68:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^