Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 742d825b848a192fb1ab6609d31fca663308afb1a81efec4402faada82a4b24f:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^