Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f4619e4286c83c52b6b87a1c7747ef4a4f917b991e86eb6237593acf59a7080:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^