Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec350b60acf41e8a3c63fbe78954683c21979c0a0a4c999d591c0eaf1eb03a37:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^