Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4308b922e9e4e151b7bf37510f412efd47db085d90613eecf8e6bb25005b0b21:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^