Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e152f211483e2110dcd8c0e1dfe6dc38dc980e707fcb3a87bace04751efbdf4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^