Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d298abc220c944cd266a3aff9b5bfb1a1a4a37db90cf61ab88364e8d33b1c763:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^