Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1bbf37e3185708995dc2d671e1322547ae3887692f7bf354e7050722fd7b8c4f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^