Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 77bc9531160b0796225c794b0231d1ae357093685c120fbafadea2243b6749a9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^