Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6fe5ef8ed17ded4603cd4fb65a5821de226478e38570664eb23fb1f0d93c9f74:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^