Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b030b0a4ae7ba9fdf5bae9ec0d2898561438585ebd09ffa50370b352827d999e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^