Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 647b56d8560207d94bc856f166bddb4d2bdf63bf2a9ce4f42cf8a25c1eaf0948:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^