Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0de72b79125e448cc6e879bbfbc389291a58fe737aed6a037907d00f7f1e1a82:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^