Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 88770d7946e45229118315ab80589e40c4017e2f67acc694861408b27f6259fe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^