Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a1517c577adfeaac86d7cc84ef0d02ddc71a798ea5874cad2c38a1669853208:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^