Reasoning: How Models Compare Facts and Draw Conclusions

Most language models can weigh information, compare facts against each other, and analyze.

Indirect reasoning

Task:

Draw conclusions from indirect data.

Prompt:

If Anna is taller than Boris, and Boris is taller than Victor, who is the shortest?

Result:

GPT 4o:

If Anna is taller than Boris, and Boris is taller than Victor, then Victor is the shortest.

Claude 3.5 Sonnet:

Let's work through this problem step by step:
1. We are told that Anna is taller than Boris.
2. We also know that Boris is taller than Victor.
If we line them up by height from tallest to shortest, we get:
Anna > Boris > Victor
So the shortest of the three is Victor.

Gemini 1.5 Pro:

The shortest is Victor.

Comment:

  • GPT 4o:
    The model solves the problem quickly and clearly, concluding that Victor is the shortest. The answer is logical and brief, which makes it easy to follow. Strength: Concise and direct, well suited to users who need a fast answer.
  • Claude 3.5 Sonnet:
    The model offers fuller reasoning with a step-by-step explanation. It works through the conditions in order, which helps you follow the logic of the solution. Strength: A clear explanation for users who need more context to understand.
  • Gemini 1.5 Pro:
    The model gives a short, correct answer but no explanation. Strength: A good fit for experienced users who do not need the reasoning spelled out.

Physical reasoning

Task:

Solve a problem involving physical phenomena.

Prompt:

If you drop a ball from a height of 10 meters, how fast will it hit the ground?

Result:

GPT 4o:

To find the speed at which a ball hits the ground when dropped from a height of 10 meters, you can use the equation for free fall. Assuming air resistance is ignored, you can use the following kinematic equation:
[ v^2 = u^2 + 2gh ]
where:
( v ) is the final speed,
( u ) is the initial speed (0 in this case, if the ball is simply released),
( g ) is the acceleration of free fall (approximately ( 9.81 , \text{m/s}^2 )),( h ) is the height (10 meters).
Substituting the values into the equation:
[ v^2 = 0 + 2 \times 9.81 \times 10 ][ v^2 = 196.2 ]
Now we find ( v ):[ v = \sqrt{196.2} ][ v \approx 14.01 , \text{m/s} ]
So the ball hits the ground at a speed of approximately ( 14.01 , \text{m/s} ).

Claude 3.5 Sonnet:

To calculate the speed of the ball as it hits the ground, we need to use the free-fall formula. Here is the step-by-step solution:

We use the formula: v² = v₀² + 2gh

Where:

v is the final speed
v₀ is the initial speed (0 m/s in our case)
g is the acceleration of free fall (approximately 9.8 m/s²)
h is the height of the fall (10 m)1.
Substituting the values:
v² = 0² + 2 * 9.8 * 102. Calculating: v² = 1963. Taking the square root: v = √196 ≈ 14 m/s
So the ball hits the ground at a speed of about 14 meters per second.
Note: This calculation ignores air resistance. In reality, the ball would be slightly slower due to air resistance, but for a fall from 10 meters, the difference is relatively small.

Gemini 1.5 Pro:

To determine the speed of the ball at impact precisely, we would need a little more information.Here is what affects the final speed and how we can calculate it:n Factors that affect the speed:
1. Gravity:

The acceleration of free fall (g) is usually taken as 9.8 m/s².
2. Initial speed:
How fast was the ball thrown? If it was simply released, the initial speed is 0.3.
Air resistance:
In real conditions the air slows the ball's fall. For simplicity, though, we can neglect air resistance.
Speed calculation (ignoring air resistance):
We can use the following kinematic formula:
v² = u² + 2aswhere:
v is the final speed (what we are looking for)
u is the initial speed (0 m/s if the ball is simply falling)
a is the acceleration (9.8 m/s²)
s is the distance traveled (10 m)
Substituting the values:
v² = (0 m/s)² + 2* (9.8 m/s²) * (10 m) v² = 196 m²/s² v = √(196 m²/s²) = 14 m/s
Conclusion:
Neglecting air ressistance, the ball hits the ground at a speed of approximately 14 m/s.
Important: In reality the speed will be slightly lower because of air resistance.

Comment:

  • GPT 4o:
    The model gives a detailed explanation using the free-fall equation. The calculated speed is about 14.01 m/s. Strength: Detailed steps and clear use of the physical formula.
  • Claude 3.5 Sonnet:
    The answer is almost identical to GPT 4o, with a note that air resistance is ignored. The final speed is also calculated as 14 m/s. Strength: Step-by-step explanation and an accurate calculation, which helps users understand the physical process better.
  • Gemini 1.5 Pro:
    The answer also includes the right equation, but the text comes with small typos and awkward formatting, which can make it harder to follow. Strength: An accurate solution, but with less clarity in the explanation.
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