Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 887783e9588fd40e94d4704b2a80d549ebfcdbfd01bda0342f2f63a96487462a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^