Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 86f6e64ec2741f101ac750c0ce8533ab1280c31fb00b6e53b4ae2ee96902d823:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^