Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8dd5a0819408bbd13c164dae11c6d84c638128ad10a1af2b94d2209149718a17:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^