Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 384f24f810fa60f821c3182bb965c3360399eedad6b5875d430aa80740ad8b62:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^