Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e1fa3ef736be88910eb0b5da739f6db65fcc05c07b1a729fa9a720253aec61b2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^