Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 964de46f8a6bdc757c83963dd0311efb9ddbcc1315cbeb47d6f9037360c4dc4e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^