Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21849be7731678b3b3dce30daa96ea17f4e1fdc742bed55fec0ea7447e2d0cd8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^