Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 781616ab5fceb690f3dd4c6595e2e7e46a8667a3bd6ba239be23d710a560bb30:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^