Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d62e3b022d2920e42d9052d3bc945df5743ce429bd145eb6c9038dc1200ed21:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^