Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5b4ccede0ef3e7b0988a430ec4a6a2d3e113a9ac1bad82a817215d7058016d89:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^