Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b4f28ac776af34279278bc1487f1cc5202dfbeb7f5f15d3beb451cb107d82d2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^