Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e5949887c99c857c585e97a6f23a67f697336b25e0c3d14ad1f958b1a68fb5e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^