Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 11c1d242eecb8ab3e00e8f8cdb05d3d8549d8dceae3ffcb1f7feef72d09b5cf0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^