Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f61d2566f6a7326af72bd6c12d3a33fc95594632540f838b9d12fcf3c38130a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^