◆ MATLAB

Generate a matrix of all combinations

This is real work, not a feature someone invented — it comes from real job ads and real questions people asked. Below are four ready AI prompts: get it done, make it easy for the next person to say yes to, work out the right move when you are stuck, and stop it coming back.

3prompts

The same task, four prompts

today's deadline · the next reviewer · the stuck moment · the pattern
AImprove — make it easier to acceptBefore I send this matrix of experimental conditions to the lab team, format it so it's easy to…+
Before I send this matrix of experimental conditions to the lab team, format it so it's easy to read and use for their setup. Label the columns clearly as 'Numerical Factor' and 'Categorical Factor'. Make sure it's presented in a way that minimizes confusion for the technicians, who are not familiar with how I generate these.
when the reply comes backPush once: ask it to sharpen the weakest part, and to say what it assumed. Helpful?
BDecide — diagnose the stuck momentI've just generated the matrix of all combinations for the new material testing protocol, but…+
I generated a matrix of all combinations for an experiment, but I'm not sure if it includes every possible pairing or if it has duplicates.
I've just generated the matrix of all combinations for the new material testing protocol, but I'm unsure if I've captured every single necessary pairing without introducing redundant ones. My colleague, Sarah, is waiting on this to start ordering samples, and any error here means wasted material and delayed results for the grant deadline. I can't afford to miss a critical combination or duplicate an expensive test. How can I definitively verify that this matrix contains all unique, required combinations and nothing more, before I give her the go-ahead?
when the reply comes backPush once: ask it to sharpen the weakest part, and to say what it assumed. Helpful?
CBecome — change the patternI frequently find myself manually checking combination matrices, especially for complex…+
I often struggle to quickly verify combination matrices for completeness and uniqueness.
I frequently find myself manually checking combination matrices, especially for complex experimental designs, to ensure they're complete and don't have duplicates. This process is slow and prone to human error, which has led to rework in the past. I need to change this habit. What's a more efficient, systematic approach to quickly validate these matrices, so I can trust them immediately and move on to the next step without hesitation?
when the reply comes backPush once: ask it to sharpen the weakest part, and to say what it assumed. Helpful?

Questions people actually ask

honest answers, no sign-up

Every task here was seen in the real world. Someone doing the job named it, a real job ad asked for it, or a lot of people asked about it online.

If nothing real showed a task, it is not on the page. That is the whole rule.

They are the same job approached four ways, because what you need depends on where you are.

Get it done today. Make it easy for the next person to say yes to. Work out the right move when you are stuck. Learn the pattern so the job stops coming back.

For most of these jobs it can carry the heavy thinking - draft it, sort it, check it, rehearse it with you.

It cannot sit in your chair, take the blame when a number is wrong, or notice what nobody wrote down. Let it do the first 80%. Keep the last 20% that is truly yours.

No. Copy any prompt and paste it into the AI you already use. No account, no score, no wall in the way.

Any of them. The prompts describe the work rather than naming a product, so they are not tied to one assistant.

That is also why they keep working when you switch.

Change it freely. Every prompt is a starting line, not a rule.

Put in your real numbers, your real names and your real deadline. The more you make it yours, the better the answer comes back.

The tasks come from real job ads, published job data and the questions people ask in public forums.

The steps come from MATLAB's own documentation, with practitioner sources for the traps the manual does not mention.

Push once. Ask it to sharpen the weakest part and to say what it assumed.

Most wrong answers come from a missing detail rather than a bad prompt - tell it the thing it could not know.