Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 95696a3c5948e263dd6cce5633f430a1969c36810f77dfab83b76fdcbdcbc0ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^