Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1afa744722ab12a2e15f7fe85f9cb4a2ab970012dd2188d25c764d22a785c3d0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^