Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8dea613f718ed629c13fcf437a1d929e27176356791e5b657ebf9a2660cda39d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^