Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5a50365e463b9739c6b5dfbff4a7f4e9e2dff8f147311e79423c221f7eaecf8e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^