Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15e15837670dbbeb572ab1cde4a509357f8a13c7b287303bc155333b771309c7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^