Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fa7ef892251f002fa216ac6d98c1a50e11cf7461ec340cc62784f0af1a2eacb6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^