Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5f3e0daa099af5f4bc3afd109b3a407f4c0ce14ef4671ad1c3d077b5824f6bf9:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^