Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bc66352ffb3b579ca3644a02aaac3d39af8744d1c7a42b860ac2fd9b37cd4fb9:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^