Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30228b082d0c5090a8e31f3d7b7b03947a43069280972f3aed6dc79dfd4720b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^