Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 60569d40dce20e20cd3d57a6d3e50ed745050862f5e13a7be7b1ba7ca0dea900:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^