Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 78df70eabfc2a3a22e01e828e1c6c5ecfccec2342acd59ecfec353a44fe45964:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^