Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> faf3a6a4938e349fac9e2eb9a2e363204bbcf140510ad65d265621c6258c2c2d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^