Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 09ab50a2f6114fb25e9e4536800ddc4bc9180f928eb41c0dafdfe3165e1d9566:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^