Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8d2eb38bcca362fb9ea23307c4071f9b4d9fe030cef8b4e12c6eed14a075cab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^