Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e2e4ff5c7ffc9893779ec12161d5811d7b074a38f9f7d35b98600f09bc6406e5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^