Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a9c241c994da3221153cd8aa20077d95d7cc989e288e2a0db0b3aa8795595d2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^