Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a57fc16aaf4b4a9e64835a0d57ed973e61b68f7c322678da7d3ab505a7340acf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^