Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b15aee8146f60f7fe35e20a64fb594b5f6564ef5fb86b1ee83d75fe9858f8551:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^