Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b4f5eb3da3e8044059392b123054b0ae4db6367a9d1a2197dfffee1bbbffd63f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^