Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 88e51786df983ac0d1c4a68dcf257ae41768577b45dd9f1cf691091f3af72fbf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^