Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1faba22e5876e8619976696dcbade40272b60c9c3edc1d7c175348bb5e1021ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^