Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 97a787d3a8d9377832d5d075f4eddd4630fba5315a26711dfc7da7f8fb00fa88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^