Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 818999d5525d61b1d98fc82ad2edf05112dd7fa268fae9b5d6f93d3833fa9de7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^