Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a5bfedc60e6d1a712c6f66d6082321d3e3810c81ea6cacc04a56086fac0df0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^