Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 273c7a5480662111d423c7fde0b1bf32547afb1a3cfaba60a51f0c0be9018d4a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^