Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 112b296899ff1c7814e6f9a9c11159a959c08dd0f0f1a760a38ed0da1fea7332:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^