Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d3a5b07330d7e16492800792b21ff13a3826b5279f18e328c1f170256c5b358a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^