Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c803487ba5fd373332e9aaa29da3bbf830597c1b88070cd9bcee0a81fd9d97f9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^