Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6d8468344a9eac0f4f68b856d08501b5e6580db322e7ef155a107167e8f20d0b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^