Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c3d0919d2dc0d5ed28f12c8d19e3ea378bf9316954380090231508eabaf9a322:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^