Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5e40fffa3d9da175d88c613c4880035e07bc1b434bfb154e098b5fbeb8337d1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^