Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 83d1e548cbffca62fac23963334b65acd6980ba6eb860a19b0648dfbe463fca7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^