Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 47c180cea35f89c83ddd21a311b5ed0458546a5a6cbfe888db333c51ee682cf0:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^