Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c85fa07b1eb1647d413e94db106d70d4662d7ce2cf3978c333b4ec375536247d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^