Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 59be4e6e29534c207774e542ef27387fbab8c516a52e28b243f9d64b33f66bc1:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^