Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> feceafc8f7d14e5c1bc96984689aa4a0ac0d9f0dbba17c8b94673b9370843f60:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^