Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e9248eeb45f35993ac4eb63444389c2541f20bbad003d7fc8392f7d958ec78d3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^