Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8fdf95aef0b26854a896e2880e1cffd832382f59aa88ab49ce9aca6cc4ab239f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^