Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8e65a7f4cbf891e20a6d1ce8533ca0b6344192291cbe10ec514cc832141d052d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^