Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 51b97eb7bbc7af7864b2ff020d03b0dca8c23b966bc5b84752087ca2122db92e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^