Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a23b6fc36b2e325ae2292d71c8ec62cd7c2418a2bb7453fd7119ed0203c35232:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^