Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 470a8ab56ac498b8f2a2bba94c9c6580924a7544343da5ff0e2670231c9bf3fa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^