Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 607e8e00960d1cea0d8b754f85c1d666f57f9421eecc0b5477dc6104fe500c17:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^