Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5edcf6e4d7fcb3d189dc9bb33b81c1c78eb6c6cfac3c0176cd51c534fea2bb59:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^