Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8630a87b58ff4d3b60adfaca42372e3a645e4c0c410ed3426f027195ad79a79d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^