Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f86b594ac1d15c3ca4e3f5f51eea36e7c839adade76446f880c23f15def6b62:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^