Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 64da8f4890f0e90616ce2ba5b4cf44679401206fa87119fd3e623f85e1fbae5e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^