Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c02373fe3857ac5fd3c4f15ce3190c5f735edb6cd505674fbf57b2ff28d3d01e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^