Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68f881e7c5676edaa179fdab2dc572762ab6c97aad1cf8c94b17ee33bb647d88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^