Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bdbbdd2d304e70459726e0224ec1baff81c0889cfa9e7a3a9fd415e6010b1225:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^