Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 671ddc6b9907eea2081c1f9b4cbb1a378ddd919edd674d4f7677f7df1b960a0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^