Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 86612b4f0f69a8da3c024cefec88244c153512b02147205caa24171cfa8cdaa9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^