Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3e9249959d9cab9eb035b8de7fd03d84377369a139fa09b1a993d7cafab5845a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^