Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef3e0d3bb1562347fc049d8b781c47bac3a6a5344e37c77026acc0d31c4900c4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^