Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e6aeecf0af503a7cde74b53e4c78bdf6373d1796c5403ed8e9cf1e11f469e28:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^