Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 67e1d3ca522245a8a4c35955e01f318613b870b5dcbbb9a653953a5d97445ec9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^