Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0bdffe3e3c2b9a7843e625f6081571d2ddb2dd91dfab4c28080ddefe7379a09d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^