Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a6f23aa8f038ab9a53263c8a8408dd2e2fc7d566d56f2fbe1d402a0012470796:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^