Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cae2801c248499f0de4f5ba1dcc75ac50b2855c90dc3481cc5ca321c80381528:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^