Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 505ac650246fbacf8f309af61f7692b17da4c84daa2c1dfc7a524dff2d4f41c5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^