Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 745848b9cc212c8dc1b2f64fef60104f914f05e33c56b94e12f4cfdfe45edb34:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^