Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc8eae32ae290a4079ea0e8236189cedb5638e2d18fcb33434ac77f6ac824e0c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^