Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2f03d13e38d5c49ee59cd78a2d0a6ea557dcb6f7c3c41f0584e24c8ce9e7c1cb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^