Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d23cba6bf3f5d811302dbdb91c5d594d7fde282602d1f9a356b1fbbd7470eea2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^