Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b495c4a41935482456a3dddd1b1c3c18c1805f856e7b4a22260d73f74187e57:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^