Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5a7e23077ca4c158d3fb810f1ec82127607031d2d8331cb7f73ac7909de5ff45:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^