Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3b54f8bc70f7d0d72ba03ec500a6eb5b1efbb98a03abfac531f872e94d500f04:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^