Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef5b10148f29e59370bd7da3074d146d190509b6f6edfae06b2f75a25d3ad9f5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^