Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b58ba93cc36735f934c53b205ad9ed270595e692fa82655b54ac50b16d6ddd4d:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^