Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb21b288f3d0cb84beec196d0f11e5996592cfd4ec7a5beba7d6f44420e3cf75:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^